1/2 x 14 GAS HSS hand tap set, is the right tool to create a thread, ride on an inner surface easily and quickly.
- to make the thread 1/2 X 14 GAS we need to drill a 19.1 mm drill
- length total 80 mm ,length 35 mm
- set of 2 pieces, in a plastic case
- the collazo can be used with the collage jelly or the collage rat.