Carmex External Right Hand Whitworth Thread Turning Insert 14 TPI / 16 ER 14 W BMAExternal Thread Turning Insert Whitworth Profile (14 TPI) The 16 ER 14 W BMA is a high precision external threading insert developed for cutting 14 TPI Whitworth thread forms. Featuring a 55 included angle with rounded crest and root per BS 84 standards, this insert is ideal for pipe fittings, fasteners, and mechanical assemblies that require legacy British standard threads. Constructed from premium BMA grade carbide, the insert delivers superior wear

Quick & Efficient Thread Repair: Easily restores damaged threads and provides a permanent solution to thread damage

it features a 118° split-point tip for accurate starts and a 30° right-hand helix for efficient chip evacuation

Insize Digital Mini Caliper 0–75 mm

providing optimal thread engagement for a secure hold

6 gauges per set

21/32" Cutting Diameter - Ø

✅ Multi-Material Compatibility – Works effectively across a variety of materials

the insert offers outstanding wear resistance and durability

✔ Solid Carbide Construction – Ensures exceptional durability

48mm Cutting Diameter - Ø

5D is a comprehensive and reliable solution for repairing or reinforcing damaged threads in soft metals such as aluminum

Insert Height of 1