sourcing map Twist Drill Bit 10mm Dia 300mm/11.81" L High-Speed Steel

Size - Drill diameter: 10mm / 0.39"; drill flute length: 250mm / 9.84"; overall length: 300mm / 11.81"; The cutting edge allows for accurate drilling, using the correct size will ensure precise and accurate drilling results.
Material - Twist drill bits are made of high-speed steel, which has high hardness, high wear resistance, excellent heat resistance and good bending strength. The drill bits with polished surface are easy to maintain and repair, suitable for various applications, with long tool life and faster cutting speed.
Features - The twisted spiral design along its length allows for efficient, clean chip evacuation during drilling, which helps prevent clogging and ensures smooth drilling operations. Regularly clear away the chips and debris that accumulate in the flutes of the drill bit.
Applications - Extra long twist drill bits are widely used for effectively drilling wood, plastic, gypsum board, aluminum, copper, PVC, and thin iron sheet. With good cutting perfo