Goliath BSB Coventry Chaser (Dieheads) B-Rake Size:7/8" This lightweight 1

This lightweight 1

First drill a pilot hole in the sheet metal the same size as the bolt in the punch

while restart protection helps minimise accidents

roller or trowel application

Goliath BSB Coventry Chaser (Dieheads) B-Rake Size:7/8" This lightweight 14 piece coventry style thread cutting chaser Accurate Pitch due to the guiding action of the non cutting portion of the die Coventry chasers are designed so that cutting takes place at the chamfer and the first full tooth. The other teeth are above centre height, so they act as a nut, ensuring accurate pitch The total system is noted for its ease and simplicity in setting, and for the accuracy of cut over a very wide range of thread variations.