GREENER Twist Drill Bit Set Aluminum Alloy Hole Saw Steel Super Hard Electric Drill Bit Metal Professional Stainless Steel Special

Product Specifications

4241 Series (Standard HSS Twist Drill Bits)

6542 Series (Cobalt-containing M35 Twist Drill Bits)

M35 Series (Cobalt-containing High-Speed Steel Drill Bits)

13-piece 4241 Plastic Case Set

13-piece 6542 Plastic Case Set

13-piece 4241 Iron Case Set

13-piece M35 Iron Case Set

19-piece M35 Iron Case Set

1.0, 1.5, 2.0, 2.5, 3.0, 3.2, 3.5, 4.0, 4.5, 4.8, 5.0, 5.5, 6.0, 6.5, 7.0, 7.5, 8.0, 8.5, 9.0, 9.5, 10.0 (varies by set)

High-Speed Steel (HSS)

M35 High-Speed Steel with Cobalt (for enhanced hardness and wear resistance)

Suitable for drilling stainless steel, copper plates, iron plates, aluminum alloys

Also effective on wood and plastic materials

Wide application range for industrial and household use

Precision manufacturing ensures sharpness and fast drilling