ChgImposs 6Pcs Countersink Drill Bit, 3 Edge 90 Degrees Chamfer End Mill Cutter Chamfering HSS Countersink Drill Bit

Specifications: Features: - Natural color three edge mill cutter - It is suitable for use in the work-piece which the hardness is under 25 degrees - Such as aluminum sheet, thin iron plate, the insulating board or PVC board - It's very sharp and durable, you can use it for a long time. Size: - Head diameter * the shank diameter * total length - 6.3MM: 6.3MM * 5MM * 37MM - 8.3MM: 8.3MM * 6MM * 40MM - 10.4MM: 10.4MM * 6MM * 39MM - 12.4MM: 12.4MM * 10MM * 46MM - 16.5MM: 16.5MM * 10MM * 47MM - 20.5MM: 20.5MM * 10MM * 47MM Material: HSS(high speed steel) Quantity: 6pcs Package Include: 6 x Three Edge Chamfering