HSS Drill Bit Set for Metal, Wood, Plastic With Case 1mm-10mm Bits 99Pcs Hi-Spec
High-Speed Steel (HSS 4241): Durable, heat-resistant for longer life. Material: HSS 4241 Steel. 24pc HSS Drill Bit Set. 99 Piece Drill Bit Set: Includes 14 popular sizes from 1mm to 10mm. Sizes: 1mm – 10mm.