25Pcs Twist Drill Bit Kit Cobalt HSS Wear Resistant Quick Chip Removal Drill Bit Set for Stainless

About this item

• Feature: 1. COBALT HIGH SPEED STEEL: Made from premium cobalt steel, this drill bit has excellent heat resistance and good toughness, making it effortlessly cut through metal like butter. 2. HIGH TEMPERATURE QUENCHING: The high wear resistance and hardness of this drill bit are achieved through a high temperature quenching process, ensuring its durability and long lasting performance. 3. DOUBLE BACK ANGLE BLADE OPENING: The double back angle design makes the drill bit sharper and faster, improving chip evacuation and drilling speed. 4. 24H SALT SPRAY TEST: This drill bit is resistant to rust and corrosion, even after prolonged use. It maintains its durability and superior performance over time. 5. HIGH CONCENTRICITY STRAIGHT SHANK: The drill bit features a high concentricity straight shank that ensures a secure fit and prevents any looseness, even during heavy duty applications or accidental impacts. 6. COMPATIBILITY WITH VARIOUS EQUIPMENT: This twist drill bit is compatible with a wide range of chuck types and can be used with handheld drills, cordless drills, impact drills, bench drills, magnetic drills, and more. It is a versatile tool suitable for different drilling needs. Specification: Item Type: Twist Drill Bit Kit Material: High Speed Steel with Cobalt Hardness Rating: 8A Wear Rating: 5 level Bit Sizes: Approx. 1mm 0.04in, 1.5mm 0.06in, 2mm 0.08in, 2.5mm 0.1in, 3mm 0.12in, 3.5mm 0.14in, 4mm 0.16in, 4.5mm 0.18in, 5mm 0.2in, 5.5mm 0.22in, 6mm 0.24in, 6.5mm 0.26in, 7mm 0.28in, 7.5mm 0.3in, 8mm 0.31in, 8.5mm 0.33in, 9mm 0.35in, 9.5mm 0.37in, 10mm 0.39in, 10.5mm 0.41in, 11mm 0.43in, 11.5mm 0.45in, 12mm 0.47in, 12.5mm 0.49in, 13mm 0.51in Package List: 1 Set x Twist Drill Bit(25Pcs)1 x Storage Box COBALT HIGH SPEED STEEL: Made from premium cobalt steel, this drill bit has excellent heat resistance and good toughness, making it effortlessly cut through metal like butter. HIGH TEMPERATURE QUENCHING: The high wear resistance and hardness of this drill bit are achieved through a high temperature quenching process, ensuring its durability and long lasting performance. DOUBLE BACK ANGLE BLADE OPENING: The double back angle design makes the drill bit sharper and faster, improving chip evacuation and drilling speed. 24H SALT SPRAY TEST: This drill bit is resistant to rust and corrosion, even after prolonged use. It maintains its durability and superior performance over time. HIGH CONCENTRICITY STRAIGHT SHANK: The drill bit features a high concentricity straight shank that ensures a secure fit and prevents any looseness, even during heavy duty applications or accidental impacts.