7-Piece Countersunk Drill Set, Chamfering Knife Din335 Standard C-Type Straight Shank Three Teeth, 6 Diameters 6.3 / 8.3

Features Wide application Suitable for workpieces with hardness less than 65HRC such as stainless steel aluminum plate carbon steel thin iron plate insulating plate PVC plate wood board etc Efficiency It has a piece design which makes the chips generated during the chamfering process more convenient and will not delay work efficiency due to tool blockage Grinding function The blade can be ground and a more convenient maintenance method allows the tool to be ground without unloading Ease of use The automatic through hole chamfering cutter can quickly trim and chamfer both sides of the hole in a few seconds High speed steel Excellent material capable of processing various hard metals and improved blades double the tool life Specifications Product Name Countersunk DrillType 3 Flute 90 DegreeSize 6 3 8 3 10 4 12 4 16 5 20 5mm 3mm DrillLength 44 64mmColor SilverMaterial HSSQuantity 7PCPackage Included 7pcs Countersunk drill bitDetail Pictures