Huck Bolt diameter and drill selection guide

Huck Bolt and Structural Rivet Drill Bit Selection Guide

Imperial size Huck fasteners and rivets can be a little complicated to most Australians. 

Save time and effort by download the pdf on this link; Huck Bolt and Huck Rivet Drill Bit Selection Guide. Drill hole size is important as the fastener will fail if the opening is not correct .