89MM T45 retrac drop center thread button bits

89MM T45 retrac drop center thread button bits

PRODUCT DESCRIPTION
Product NameThread buttons bits
Description

1. Made from top quality steel and tungsten carbide;

2. Apply hot - insertion processing procedure to insert the buttons

3. Optimized designs improve the drilling speed.

MaterialAlloy steel and tungsten carbide
Body TypeNormal type and retract type
Thread typeR22, R25, R28, R32, R38, T38, T45, T51, ST58, ST68, GT60
Diameter34mm - 127mm
Button bit shapeBallistic and Spherical
Face shapecenter shape and Flat shape


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