Safety Wire Nut & Metric+Imperial Bolt Drill Jig Kit. Contains one nut drill jig, one metric bolt jig and one imperial bolt jig. Jig set designed for accurate drilling of nuts and bolts for use with safety lock wire. Both jigs can be mounted in a vice for drilling. The nut drill jig allows the safety wire holes to be drilled through the head of bolts or through nuts, across the diagonal easily. Accepts up to a 3.5mm diameter.
Metric bolt drill jig provides 6 drill holes for metric sizes 6 X 1.0, 8 X 1.0, 8 X 1.25, 10 X 1.25, 10 X 1.5 and 12 X 1.5 bolts.
Imperial bolt drill jig provides 6 drill holes for imperial sizes 1/4"-20, 5/16"-18, 5/16"-24, 3/8"-16, 3/8"-24 and 7/16"-14 bolts.