![Step Drill 1/4" Pilot .175](http://knifeandgun.com/cdn/shop/products/WT00-2_d4c27668-9592-42ea-9952-857c7c6f4500_{width}x.jpg?v=1554222713)
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Description
1/4" Step Drill with .175 Pilot to fit Hidden Bolt Rivets 1/4". The step drill is a standard twist drill which has been ground to a smaller diameter on the end. It enables the user too drill a rivet hole through the handle slab with a counterbored hole for the rivet head in a single operation. Select a drill size that is the same diameter as the rivet head and a pilot that is the same diameter as the center section of the rivet.