1.Excellent workmanship: Carbide steel (45% carbide content). These bits are ground from a solid piece of metal instead of containing soldered on cutting edges; If you think the blades are not very sharp, you can sharpen them as you want easily.
2.Top quality: Made of high carbon steel, Sharp edge, high hardness, accurate positioning, high precision, smooth cutting, impact resistance, high toughness. more smooth, less noise.
1.Excellent workmanship: Carbide steel (45% carbide content). These bits are ground from a solid piece of metal instead of containing soldered on cutting edges; If you think the blades are not very sharp, you can sharpen them as you want easily. 2.Top quality: Made of high carbon steel, Sharp edge, high hardness, accurate positioning, high precision, smooth cutting, impact resistance, high toughness. more smooth, less noise. 3.More size: A variety of sizes to provide a choice. Size: 15mm, 20mm, 25mm, 25mm, 30mm, 35mm (5/8-Inch, 3/4-Inch, 7/8-Inch, 1-Inch, 1-1/8-Inch, 1-3/8-Inch). 4.Widly used: It can be used for wood products perforation, mounted spherical door shoot tip, drawer, plastic products, wood, plywood, etc. 5.Applicable tools: It suitable for pistol drill, bench drill, vertical drilling machine hand held electric drill, stand motor-driven drilling machine and mobile ribbon type magnetism drilling machine, etc.