BikeMaster Safety Wire Drill Guide

• Perfect tool to avoid drill bit breakage
• Allows you to perfectly align, guide and support those tiny drill bits across the corners of nuts and bolts just like they do in the racing and aerospace industries
• Guide sizes: M12 x 1.5, M10 x 1.5, M10 x 1.25, M8 x 1.25, M8 x 1.0, M6 x 1.0