Tap Extensions
GSR TAP EXTENSIONS
Tap extension is made of surface hardening or tempered carbon steel, the external and internal square parts are hardened(HRC47 +6), internal square is centered, keeping the concentricity consistent with the clamping square, which is conformed to DIN10
Technical Data:
Material | C45 Hardened |
Surface | Bright Nickel Coated |
HRC | 48-53 |