Purchase Qty. Reference FOB Price
10-99 Pieces US$3.49
100+ Pieces US$3.19
Product Description
Product Description Name: HSS Straight/Spiral Step Drill Bit Materials: 4241, 6542, M35 Application: Steel, iron, copper, aluminum Coating: TiN, TiSiN Product type: Straight/Spiral Features: 1, The ladder of its unique structure, a bit can open a variety of specifications of aperture. ...