Somta Series 531 1/4" BSF HSS Second Hand Tap AZ-7110 this high-precision vernier caliper provides

this high-precision vernier caliper provides consistent

M4 - 35mm - 20 PCS

Constructed from high-strength materials

Application: Drilling through hardened steels

Its anti-magnetic properties ensure dependable performance where standard stainless-steel calipers may be affected

Somta Series 531 1/4" BSF HSS Second Hand Tap AZ-7110 this high-precision vernier caliper providesThe Somta Series 531 1 4" BSF Second Hand Tap is manufactured from premium High Speed Steel (HSS) and is designed for producing accurate British Standard Fine (BSF) internal threads. Manufactured to ISO 529 standards, this precision tool is ideal for general hand tapping operations, offering excellent cutting performance, durability, and long service life. The second tap is the intermediate tap used after the taper tap and before the bottoming tap,