Bits Durable Sturdy Industrial Quick Hole Drilling Tool For

Feature: \n 1. With seamless steel pipe design, has a longer life, can be well balanced in use, and is not easy to deform\n2. The seamless steel pipe sintered with high\u2011quality powder is more tough and durable\n3. Simple to use and easy to replace, it can meet your needs and ensure your operating efficiency\n4. Equipped with concentric shafts, drilling , and the\ndoes not deviate from the center during work\n5. Compatible with a variety of equipment, suitable for hand\u2011held drilling rigs/bench\u2011type drilling rigs \n\nSpecification: \n\nItem Type:\nBits\nWall Thickness: Approx. 4mm/0.15in\n Body: 45# Seamless Steel Pipe\nKnife Tooth: Flat Tooth\nDiameter: Approx. \u03A618mm/0.70in, \u03A620mm/0.78in, \u03A622mm/0.86in, \u03A625mm/0.98in, \u03A627mm/1.06in, \u03A630mm/1.18in\nLength: Approx. 370mm/14.6in\nTooth Characteristics: Top Flat Tooth\nEarly Use: Drilling and Sharpening Speed\nLater Period of Use: After Using for a Period of Time, the Speed Drops\nScope of Applica: