Zhenjiang Scharp Machinery Tools Co., Ltd.  

Product Name: High Speed Steel Taper Shank Countersink Usage: metal Drilling Material: High Speed Steel Type: Countersink Drill Bit Size: 15mm to 100mm Trademark: stc Transport Package: Plastic Box Specification: 15mm to 100mm Origin: Jiangsu HS Code: 82075090 Product Description We use special moulding forged technology to make production cost low and tools working life long.we only choose super high speed steel M2 to make this.specical heat treat guarantee hardness between 63 to 64 hrc.special oxide technology make working life longer.STC041, THREE FLUTES COUNTERSINKS, Taper ShankPictIncluded Angle: 60°, 90°, 120°SizeMorse TaperOverall LengthSizeMorse TaperOverall Length1518531211216.518534211719210037211820.521004031402321065031502521066341802621068041902821121004200302112