Bosch Wood Auger Bit Hexagon 18X360X450mm 2608597645 1PC Heavy-duty self-feeding tip pulls the bit through completely, which allows for quick precision-drilling Straight holes and high chip removal rate due to an optimized low-friction flute geometry with a solid center Hex shank for maximum power transfer in standard three-jaw drills and hexagonal drill driver chucks. FAST DRILLING-ACCURACY Auger Bit is for fast drilling accuracy in wood Straight holes and high chip removal rate due to an optimized low-friction flute geometry with a solid center Optimized scoring spur and precision-ground main cutting edge produce an accurate hole Specification: Materials: Softwood, Hardwood Diameter (D) mm: 18.00 Working length (L2) mm: 385 Total length (L2) mm: 450 Pack size: 1 Pcs