Atoplee Chamfer Countersink Deburring Drill Bit Set Crosshole Cutting Metal Tool -All 4 sizes silver-

Features: 100% brand new and high quality. Applicable for the countersinkinging or coning of round hole, the angular processing of various surface. Suitable for these workpieces that temperature is lower than 25 celsius, such as aluminum parts, insulation board, PVC plate, etc. High hardness, smooth chip removal, conical surface processing can be finished once, Countersinking and deburring completed once. A professional countersink tool for batch processing. There are two styles of products, as the pictures show, the first style has a groove on the shaft, and the second hasn't. And we will deliver it randomly.