+91 8777212335

info@genuineent.in

81, Netaji Subhas Road, 3rd Floor, Room No. 306,
Century Plaza, Kolkata-700001

+91 8777212335

info@genuineent.in

© Copyright 2026, Genuine Enterprises. All rights reserved. Powered by Hats-Off

BSW-1

BSW

+91-8777212335

Short Description

Replacing an entire bent shank tap assembly every time the cutting edge wears out is an expensive habit, and it's one that nib taps were designed to break. Rather than being ground onto a single long shank, the cutting portion carries its own threaded shank end, which connects to a separate bent shank extension through a coupler. When the cutting edge finally wears down, only that short nib section needs replacing, not the whole assembly. Genuine Enterprises manufactures these nib taps in BSW sizes for nut producers who want to keep tooling costs down without slowing production.

  • Material: manufactured from high grade HSS-E steel for durability under continuous cutting cycles.
  • Grades: available in standard HSS-E, with surface treatments for additional wear resistance.
  • Thread Type: produced in BSW thread form, with metric and UNC/UNF options also available.
  • Size Range: manufactured from 3/16 inch to 3/4 inch in BSW sizing.
  • Surface Finish: available bright or with TiN and TiCN coatings.
  • Standards Compliance: thread geometry follows British Standard Whitworth specifications.
  • Shank Design: features a threaded connection point for attaching a coupler and bent shank extension.

Key Features

  • Threaded shank end allows connection to a bent shank extension via coupler
  • Only the cutting portion needs replacing once worn, not the full assembly
  • Can be mounted directly on a machine or used with a coupled bent shank
  • Manufactured from high grade HSS-E steel for extended cutting life
  • Stress relieved during manufacture for dimensional stability
  • Available with TiN or TiCN surface treatment for longer tool life
  • Ground to tight thread tolerances for consistent nut quality
  • Covers a wide size range suited to different nut production needs

Applications of BSW Nib Taps

  • Threading hex nuts in BSW sizes for legacy and replacement fastener work
  • Producing nuts for machinery maintained to older British Standard specifications
  • Tapping components used in vintage automotive and engineering restoration
  • Threading structural fasteners for equipment built to Whitworth standards
  • Producing nuts for agricultural machinery still specified in BSW sizes
  • Tapping components for railway and heritage equipment maintenance
  • Threading nuts for export orders requiring BSW compatibility
  • Producing fasteners for industrial equipment manufactured to older UK standards
  • Tapping coupling and fitting components in BSW thread applications
  • Threading replacement parts for machinery where BSW remains the specified standard

Advantages of BSW Nib Taps

  • Reduces tooling costs by allowing the cutting head to be replaced separately
  • Keeps a bent shank assembly in service longer than a one-piece design would allow
  • Maintains consistent thread quality through stress relieving during manufacture
  • Offers flexibility between direct machine mounting and coupled bent shank use
  • Supports continued production of BSW fasteners where the standard is still specified
  • Extends service life through available surface coatings

Why Choose Genuine Enterprises

BSW threading has largely been replaced by metric standards in most new manufacturing, but a steady stream of maintenance, restoration, and legacy equipment work still depends on it. Genuine Enterprises keeps this range in active production because that demand hasn't disappeared, even as it's become a smaller and more specialised part of the market. Every nib tap is checked against Whitworth thread tolerances before dispatch, since accuracy matters more, not less, on parts that are often difficult to source elsewhere.

 

Buyers hunting for a BSW supplier in India often discover that fewer manufacturers keep this thread standard in regular production, which pushes lead times out or forces compromises on size availability. Genuine Enterprises maintains BSW nib taps as a standing part of its catalogue, so orders for legacy or restoration work don't get stuck waiting on a specialised size.

1.What's the difference between a nib tap and a standard nut tap? 

A nib tap has a separate threaded shank that connects to a bent shank extension through a coupler, so only the cutting portion needs replacing when it wears out, unlike a standard nut tap ground on a single long shank.

2. Can these taps be used without a coupler and bent shank? 

Yes, they can be mounted directly on a machine for standard tapping work, or connected to a bent shank for continuous automatic nut production.

3. Why would a shop still need BSW threads today? 

BSW is still specified on older machinery, heritage equipment, and certain restoration work, even though it has largely been replaced by metric threads in new manufacturing.

4. What size range is available in this series? 

These nib taps are produced from 3/16 inch to 3/4 inch in BSW sizing.

5. Do these taps come with a wear-resistant coating? 

Yes, TiN and TiCN coated versions are available for extended tool life during sustained production use.

Chat With Us