Alpha HSS Tap Set UNC-5/16x18 UNCHS516 ball pein hammer 1" BSP(f) swivel

1" BSP(f) swivel

BT66 (Wood)

which permits higher feed rates

Power through wood

Magnetism helps the bit grip the screw and prevent cam-out

Alpha HSS Tap Set UNC-5/16x18 UNCHS516 ball pein hammer 1" BSP(f) swivelAlpha Tap Sets contain a Taper, Inter and Bottoming tap. TAPER taps have a lead of eight threads and are used as a starting tap in difficult or high precision holes. Alpha Taper taps can be identified by the single ring on the shaft near the driving square. INTERMEDIATE taps have a lead of four threads and are used in most general purpose applications. Alpha Intermediate taps can be identified by the two rings on the shaft near the driving square.