sourcing map High Speed Steel Lengthen Straight Shank Twist Drill Bit Fully Ground Black Oxide 7.5mm Drill Diameter 155mm Total Length 80mm Drill Bit Length

• [Package content]- 1 Pcs 7.5mm Drill Dia High Speed Steel straight shank twist drills.
• [Strength and Hardness]- Made of high-speed 6542 steel, rock wall hardness grade HRC 63-66. With black oxide coating treatment, it is reliable and durable.
• [Professional and DIY use]- Suitable for hardened materials and hard metals, such as cast iron, hard plastics, and also suitable for soft materials. When it cannot penetrate, try to adjust the RPM.
• [Twisted Design]- With a 120° angle point and twist design, it can increase the cutting speed through automatic centering; avoid displacement during the work process, and at the same time remove debris and particles faster and easier. The straight shank can be firmly fixed and accurately centered, suitable for standard drill chucks and conventional round chucks.
• [Note]- Please keep cool and gentle using, the working life of the twist drill bits can be largely prolonged by proper usage

The product is made of high-speed steel, and the surface is black oxide. Smooth surface finish, long service life. Suitable for wood, malleable iron, aluminum, plastic etc. Great replacement for your dull drill bit to improve work efficiency. Straight shank design is more suitable for many electric drills (here is not included). Specification: Shank Type: Round Shank Tool Flute Type: Spiral Rock Well Hardness Grade: 63-66 HRC Type: N Type 120 ° Twist Drill Bits Diameter: 7.5mm / 0.3-inch Material:M2 (HSS6542) Shank Diameter: 7.5mm / 0.3-inch Total Length: 155mm / 6.1-inch Drill Bit Length: 80mm / 3.15-inch Package Content: 1 Pcs x HSS Twist Drill Bit Notice: Please keep cool and gentle using, the working life of the twist drill bits can be largely prolonged by proper usage.