Single spur, cutter, and side lip are designed for boring through creosoted poles without clogging, binding, or stopping to clear chipsExtra-long twist is ideal for boring large poles, construction timbers, and for multiple timber applicationsRemove the taper square shank and use in an electric drill or hand braceFull-length heat treated bit guards against bending in heavy-duty applications and strengthens the twist where the greatest strain occursBit can be resharpenedMedium-fast screw point ideal for general woodboring applications
Diameter: 5/8" Shank Size: Taper square Twist Length: 12" Overall Length:18"