DIN 338 Twist Cobalt Drill Bit for Hard Metal

DIN 338 Twist Cobalt Drill Bit for Hard Metal. Wide Size Range: Available in sizes from 0.5mm to 30mm to meet diverse drilling needs. Customized Surface Finish: Available in Black, Bright, Tin-coated, Amber, Rainbow, and Coffee finishes. Versatile Shank Types: Includes straight, reduced, hex, quick change, and 3-flats shanks for various chucks. Diverse Manufacturing Processes: Options include fully ground, milled, rolled, and edge ground for optimal performance. Strict Quality Standards: Complies with DIN 338, DIN 340, DIN 1897, and other international standards. Fast Sample Production: Sample production completed within 3-7 days for quick evaluation.