Drill Block Tool for Bolt Thread Ends

Available for Metric or US Standard bolts, Select Type

Allows easy drilling of bolt threaded ends to allow use of the bolt with a safety clip or wire

Metric Bolts - 5 Holes - M6x1.0, M8x1.0, M8x1.25, M10x1.25, M10x1.5

US Standard Bolts - 6 Holes - 1/4-20", 1/4-28", 5/16-18", 5/16-24", 3/8-16", 3/8-24"

Drill Hole Size 5/64" or #48

Bolt Drill Jig