General description Professional Wood Drill Bit set includes two 17mm x 165mm auger bits designed for efficient woodworking. Made from high carbon steel, these bits feature a self-feeding pilot point for fast and accurate drilling in various wood materials. Technical specifications Size: 17mm x 165mm Material: High carbon steel Cutting hardness: At least 50 HRC Shank type: 1/4 inch hex shank Compatibility and accessories Fits both electric drills and bench drills Quick bit changes to prevent slipping Usage Suitable for drilling in softwood, hardwood, MDF, lumber, plywood, plastics, and other wood materials Other information