5 Piece Set Adjustable Depth 15mm-35mm Drill Bit Professional Cabinet Door Hinge Hole Saw Straight Wooden Box

Features: 1. Drills straight holes, oblique holes, overlapping holes and flat bottom holes in all types of wood without chipping, perfect for cup hinges, mortise, dowel, hardware installation. 2. The forged structure of the quenched high carbon steel body ensures long life and sharp cutting edges. 3. The sharp center thorn accurately locates the center of the hole and will not walk on the material. 4. Two sharp inner edges cut all wood easily and create flat bottom holes 5. Tungsten carbide tip is specially designed to cut holes cleanly, perfect for drilling hidden hinges and door bells, and ensures a long service life 6. X-wing head provides visibility and stability during operation 7.Large gullets provide excellent chip clearance. 8. The round shank is designed for electric drills, drilling machines and boring machines. Size: 15mm; 20mm; 25mm; 30mm; 35mm Shank Size: 7/8mm Cutting Depth: 10-40mm Overall Length: 78mm Packing: 5*drill 1*wrench