Since 1981 · Narayan Dhuru Street, Mumbai

Fixings that

Anchors, self drilling screws, blind rivets, rivet nuts, clinch hardware and nuts — the registered PENTAGON® range, stocked in Mumbai and dispatched across India.

★ 4.5/5 · 113 buyer ratings75+ products listedGST invoice · pan-India dispatch

M6–M24 anchorsEPDM-washer SDS SS202 · SS304 · SS316

0+Years in fasteners

0+Products listed

0Product families

0★Buyer rating · 113

0Phone lines

Ready stock in MumbaiZinc · Ruspert · SS304 · SS316EPDM-washer roofing screwsInner box to bulk ordersGST invoice on every supplyPan-India dispatch41 product videosRegistered PENTAGON® brand100-line sales deskReady stock in MumbaiZinc · Ruspert · SS304 · SS316EPDM-washer roofing screwsInner box to bulk ordersGST invoice on every supplyPan-India dispatch41 product videosRegistered PENTAGON® brand100-line sales desk

Anchor FastenersSelf Drilling ScrewsDrywall & Wood ScrewsBlind RivetsRivet Nuts & Insert NutsSelf-Clinching & Weld StudsNuts & Lifting HardwareAnchor FastenersSelf Drilling ScrewsDrywall & Wood ScrewsBlind RivetsRivet Nuts & Insert NutsSelf-Clinching & Weld StudsNuts & Lifting Hardware

1981Serving Indian sites since

About Pentagon

Kalbadevi's fixing house — built on stock, speed and trust.

Since 1981 Pentagon has grown into one of the region's leading names in quality fasteners. Our anchors, screws and rivets have gone into major construction projects across India — backed by ample stock, modern infrastructure and transport that keeps lead times short.

We don't just trade — we build relationships

Buyers come back to us for consistent quality, fair prices and on-time delivery.

Enquiry to delivery, one committed team

Consistent, efficient and prompt service is why the market calls us leaders in fasteners.

Your project plan, protected

Shorter lead times so the fixing is never the reason your site stops.

Talk to our desk →Watch how we work

Product families

Seven families.
One total fixing range.

Hover a family to see it in motion. Tap to open its full range with specifications, sizes and finishes.

↗

01 · 14 PRODUCTS

Anchor Fasteners

Wedge, sleeve, tam, pin-type, drop-in and frame-fixing anchors for concrete, brick and block.

↗

02 · 18 PRODUCTS

Self Drilling Screws

Hex, CSK Phillips, wing and double-thread SDS with EPDM washers and Ruspert finish for roofing and cladding.

↗

03 · 5 PRODUCTS

Drywall & Wood Screws

Bugle-head drywall, gypsum board, chipboard and hex lag screws for interiors, partitions and timber.

↗

04 · 10 PRODUCTS

Blind Rivets

Open-end, peel-type, tri-fold, large-flange and stainless blind rivets for sheet metal and fabrication.

↗

05 · 11 PRODUCTS

Rivet Nuts & Insert Nuts

Round, hex and semi-hex body rivet nuts, insert nuts and tee nuts for threads in thin sheet.

↗

06 · 5 PRODUCTS

Self-Clinching & Weld Studs

Press-fit clinch nuts, standoffs, studs and copper-plated weld studs for panels and enclosures.

↗

07 · 12 PRODUCTS

Nuts & Lifting Hardware

Nylock, hex, flange, dome, wing and cage nuts, plus stainless eye nuts and eye bolts.

PENTAGON® · The total fixing solutions

Engineered to hold strong.

Copper plated weld studsDrawn-arc weldingFull thread · flanged baseReady stock

Tool 01 · Fastener Finder

Not sure which fixing?
Answer two questions.

Pick what you are fixing into and the job. The finder shortlists matching products from our catalogue — add them to your RFQ list in one tap.

Fastener Finder

1 · Material2 · Job3 · Products

Catalogue

Browse all 75 products.

Why buyers stay with Pentagon

Six reasons your purchase
manager will thank you.

Ample ready stock

Popular sizes sit on our shelves, so your project schedule does not wait on a fastener.

Every finish, one desk

Zinc, yellow zinc, Ruspert, black phosphate, copper plated, aluminium and stainless — from one supplier.

Any quantity

From a single inner box for a repair job to bulk cartons for a 2-lakh sq ft shed.

Spec-true sizes

Diameter, length, grade and finish supplied exactly as confirmed — packed and labelled by size.

Fast, prompt dispatch

Orders are picked, packed and handed to transport quickly from the Mumbai market.

The total fixing range

Anchors, SDS, drywall screws, rivets, rivet nuts, clinch hardware and nuts — 75+ lines listed.

How we work

From your enquiry to your site — in five moves.

STEP 01

Tell us the job

Share the substrate, load and size — or just a photo of the old fixing. WhatsApp, call or the RFQ list all work.

STEP 02

Spec matched

Our desk matches diameter, length, grade and finish to your application, and suggests alternates when they save you money.

STEP 03

Picked from ready stock

Popular sizes ship straight from stock — no waiting on a production run for routine orders.

STEP 04

Packed by size and count

Branded PENTAGON boxes, labelled by size, so your site team picks the right fixing first time.

STEP 05

Dispatched across India

Handed to transport or courier with a GST invoice — from Kalbadevi to your site.

Close-ups

See the detail before you order.

Tap a card to play the close-up. Threads, knurling and finish — exactly what lands on your site.

Tool 02 · Spec Compare

Compare up to three
products, side by side.

Every specification from our catalogue in one table — diameter, length, material, finish, head type and minimum order.

Pentagon TV

41 videos. Production, QC
and every product in action.

Straight from our own channel — including the step-by-step self drilling screw production process and our quality control procedure.

Catalogue 2026

Every Pentagon product, sizes and specs — in one PDF.

Share it with your site engineer, purchase team or dealer network. Free download, no sign-up.

Download catalogue ↓Get it on WhatsApp

PRODUCT CATALOGUEThe total fixing solutions

75 PRODUCTS · 7 FAMILIES

Buyer ratings

4.5 out of 5 —
from 113 real buyers.

Verified ratings from buyers across India on our IndiaMART storefront. 100% rated us for quality and delivery.

4.5

5★58%

4★22%

3★8%

2★3%

1★9%

86% response100% quality100% delivery

Nittin C.Satara, Maharashtra · 27 August 26

★★★★★

“Rated Pentagon for their purchase.”

● VERIFIED INDIAMART BUYER

Chandresh S.Thane, Maharashtra · 20 June 26

★★★★★

“Rated Pentagon for their purchase.”

Self Drilling Screw

● VERIFIED INDIAMART BUYER

Jay P.Rajkot, Gujarat · 20 June 26

★★★★★

“Rated Pentagon for their purchase.”

Tam Anchor

● VERIFIED INDIAMART BUYER

K. R.Coimbatore, Tamil Nadu · 04 February 26

★★★★★

“Rated Pentagon for their purchase.”

Blind Aluminium Rivets

● VERIFIED INDIAMART BUYER

Lalit V.Mathura, Uttar Pradesh · 07 April 24

★★★★★

“good quality”

Self Drilling Screw

● VERIFIED INDIAMART BUYER

Rehan A.Kohima, Nagaland · 23 December 23

★★★★★

“Rated Pentagon for quality, delivery, response.”

Rawl Bolt✓ Quality✓ Delivery✓ Response

● VERIFIED INDIAMART BUYER

Hiten U.Mumbai, Maharashtra · 18 April 23

★★★★★

“Rated Pentagon for response, quality, delivery.”

Pentagon Screws✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Anand A.Goa, Goa · 30 May 22

★★★★★

“Rated Pentagon for response.”

Multi-Grip Rivet✓ Response

● VERIFIED INDIAMART BUYER

Asish G.Kolkata, West Bengal · 04 April 22

★★★★★

“Rated Pentagon for response, quality, delivery.”

Roofing Screw✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Hussain M.Ahmedabad, Gujarat · 10 February 22

★★★★★

“Rated Pentagon for response, quality, delivery.”

Self Drilling Screw✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Mustufa B.Mumbai, Maharashtra · 04 December 21

★★★★★

“very good and professional service”

Self Drilling Screw

● VERIFIED INDIAMART BUYER

S R.Sivakasi, Tamil Nadu · 12 November 21

★★★★★

“Rated Pentagon for response, quality, delivery.”

T-Nut✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Shambu A.Bengaluru, Karnataka · 10 November 21

★★★★★

“Rated Pentagon for response, quality, delivery.”

Bullet Fastener✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Vanitara V.Nallajerla, Andhra Pradesh · 07 October 21

★★★★★

“Rated Pentagon for response.”

Self Drilling Screw✓ Response

● VERIFIED INDIAMART BUYER

Faiyaz K.Pune, Maharashtra · 14 August 21

★★★★★

“Rated Pentagon for response, quality, delivery.”

Drywall Screws✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Surendra C.Bhilwara, Rajasthan · 21 July 21

★★★★★

“Rated Pentagon for response.”

Anchor Fasteners✓ Response

● VERIFIED INDIAMART BUYER

Infranex S.Howrah, West Bengal · 19 June 21

★★★★★

“Rated Pentagon for delivery, response.”

✓ Delivery✓ Response

● VERIFIED INDIAMART BUYER

AkashGuwahati, Assam · 17 May 21

★★★★★

“Rated Pentagon for quality, delivery.”

Self Drilling Screw✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Kandan S.Coimbatore, Tamil Nadu · 23 April 21

★★★★★

“Rated Pentagon for response, quality, delivery.”

Self Drilling Screw✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Nittin C.Satara, Maharashtra · 27 August 26

★★★★★

“Rated Pentagon for their purchase.”

● VERIFIED INDIAMART BUYER

Chandresh S.Thane, Maharashtra · 20 June 26

★★★★★

“Rated Pentagon for their purchase.”

Self Drilling Screw

● VERIFIED INDIAMART BUYER

Jay P.Rajkot, Gujarat · 20 June 26

★★★★★

“Rated Pentagon for their purchase.”

Tam Anchor

● VERIFIED INDIAMART BUYER

K. R.Coimbatore, Tamil Nadu · 04 February 26

★★★★★

“Rated Pentagon for their purchase.”

Blind Aluminium Rivets

● VERIFIED INDIAMART BUYER

Lalit V.Mathura, Uttar Pradesh · 07 April 24

★★★★★

“good quality”

Self Drilling Screw

● VERIFIED INDIAMART BUYER

Rehan A.Kohima, Nagaland · 23 December 23

★★★★★

“Rated Pentagon for quality, delivery, response.”

Rawl Bolt✓ Quality✓ Delivery✓ Response

● VERIFIED INDIAMART BUYER

Hiten U.Mumbai, Maharashtra · 18 April 23

★★★★★

“Rated Pentagon for response, quality, delivery.”

Pentagon Screws✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Anand A.Goa, Goa · 30 May 22

★★★★★

“Rated Pentagon for response.”

Multi-Grip Rivet✓ Response

● VERIFIED INDIAMART BUYER

Asish G.Kolkata, West Bengal · 04 April 22

★★★★★

“Rated Pentagon for response, quality, delivery.”

Roofing Screw✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Hussain M.Ahmedabad, Gujarat · 10 February 22

★★★★★

“Rated Pentagon for response, quality, delivery.”

Self Drilling Screw✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Mustufa B.Mumbai, Maharashtra · 04 December 21

★★★★★

“very good and professional service”

Self Drilling Screw

● VERIFIED INDIAMART BUYER

S R.Sivakasi, Tamil Nadu · 12 November 21

★★★★★

“Rated Pentagon for response, quality, delivery.”

T-Nut✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Shambu A.Bengaluru, Karnataka · 10 November 21

★★★★★

“Rated Pentagon for response, quality, delivery.”

Bullet Fastener✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Vanitara V.Nallajerla, Andhra Pradesh · 07 October 21

★★★★★

“Rated Pentagon for response.”

Self Drilling Screw✓ Response

● VERIFIED INDIAMART BUYER

Faiyaz K.Pune, Maharashtra · 14 August 21

★★★★★

“Rated Pentagon for response, quality, delivery.”

Drywall Screws✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Surendra C.Bhilwara, Rajasthan · 21 July 21

★★★★★

“Rated Pentagon for response.”

Anchor Fasteners✓ Response

● VERIFIED INDIAMART BUYER

Infranex S.Howrah, West Bengal · 19 June 21

★★★★★

“Rated Pentagon for delivery, response.”

✓ Delivery✓ Response

● VERIFIED INDIAMART BUYER

AkashGuwahati, Assam · 17 May 21

★★★★★

“Rated Pentagon for quality, delivery.”

Self Drilling Screw✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

Kandan S.Coimbatore, Tamil Nadu · 23 April 21

★★★★★

“Rated Pentagon for response, quality, delivery.”

Self Drilling Screw✓ Response✓ Quality✓ Delivery

● VERIFIED INDIAMART BUYER

PEB & roofingCommercial constructionHVAC & MEPElectrical panels & enclosuresSolar structuresInteriors & drywallFurniture & woodworkAutomotive & fabricationRailings & façadesLifting & riggingPEB & roofingCommercial constructionHVAC & MEPElectrical panels & enclosuresSolar structuresInteriors & drywallFurniture & woodworkAutomotive & fabricationRailings & façadesLifting & rigging

Get a quote

Tell us the job.
We'll quote it today.

Pick the enquiry type, add a few details and your message opens in WhatsApp — pre-filled and ready to send to our sales desk.

Price & stock confirmed by our desk
From an inner box to truck loads
Billed with GST invoice
Dispatch from Mumbai, across India

FAQ

Questions buyers ask us.

Still unsure? Our desk answers on WhatsApp — usually within minutes during working hours.

Ask on WhatsApp →

Pentagon is a Mumbai fastener house with its own registered PENTAGON brand. We manufacture, import and supply a wide range of anchors, screws, rivets, nuts and self-clinching fasteners, and keep ample stock so orders move fast.

Our office is at 83, Narayan Dhuru Street, First Floor, Mumbai 400 003 — in the heart of the city's fastener market. Call +91 22 6228 7777 (100 lines) or WhatsApp us before you visit.

Yes. We regularly dispatch to buyers across India — from Gujarat and Rajasthan to Tamil Nadu, Bengal and the North-East — through transport and courier partners.

Yes. Choose "Dealer / distributor" in the quote form with your city and business type and our team will share terms for your territory.

Depending on the product: zinc plated (white and yellow), Ruspert coated, black phosphate, copper plated, polished stainless steel (SS202, SS304, SS316 on selected lines) and aluminium.

Use the Fastener Finder on this page: choose what you are fixing into and the job, and it shortlists matching products. Our desk then confirms the exact size for your load and site.

Most roofing and cladding SDS lines come with bonded EPDM washers for a weather-tight seal. Wing and dome washer types are available for fibre cement and polycarbonate sheets.

Very likely. The website shows our popular sizes; many other diameters, lengths and grades are available. Send the size or a drawing reference and we will confirm.

It varies by product — listed MOQs range from small packs to 1,000+ pieces. We support everything from small inner boxes to bulk quantities.

Stock items are typically packed and dispatched quickly after order confirmation. Share your delivery city and timeline and we will confirm the dispatch date with the quote.

Add products to your RFQ list and send it on WhatsApp, or use the quote form. We reply with price, stock and payment details, then dispatch once confirmed.

Yes, every supply is billed with a proper GST invoice so you can claim input credit.

Contact

Visit, call or WhatsApp.

Pentagon Fasteners83, Narayan Dhuru Street, First Floor, Mumbai 400 003

+91 22 6228 7777100 lines · sales & dispatch

WhatsApp the sales deskSend sizes, photos or your RFQ list

pentagonfasteners1@gmail.comFor drawings, POs and bulk enquiries

Fixings that

Kalbadevi's fixing house — built on stock, speed and trust.

Seven families.One total fixing range.

Anchor Fasteners

Self Drilling Screws

Drywall & Wood Screws

Blind Rivets

Rivet Nuts & Insert Nuts

Self-Clinching & Weld Studs

Nuts & Lifting Hardware

Engineered to hold strong.

Not sure which fixing?Answer two questions.

Browse all 75 products.

Six reasons your purchasemanager will thank you.

Ample ready stock

Every finish, one desk

Any quantity

Spec-true sizes

Fast, prompt dispatch

The total fixing range

From your enquiry to your site — in five moves.

Tell us the job

Spec matched

Picked from ready stock

Packed by size and count

Dispatched across India

See the detail before you order.

Sleeve anchors

Drop-in anchors

Hex lag screws

SS eye nuts

Compare up to threeproducts, side by side.

41 videos. Production, QCand every product in action.

Every Pentagon product, sizes and specs — in one PDF.

4.5 out of 5 —from 113 real buyers.

Tell us the job.We'll quote it today.

Questions buyers ask us.

Visit, call or WhatsApp.

Privacy Policy

What we collect

How we use it

What we never do

Third-party services

Your choices

Terms & Conditions

Quotations

Orders

Payment

Delivery

Product information

Jurisdiction

Quality Policy

Returns & Replacement

When we replace

What we cannot take back

How to raise a request

Disclaimer

Seven families.
One total fixing range.

Not sure which fixing?
Answer two questions.

Six reasons your purchase
manager will thank you.

Compare up to three
products, side by side.

41 videos. Production, QC
and every product in action.

4.5 out of 5 —
from 113 real buyers.

Tell us the job.
We'll quote it today.