Hardened and tempered,carbon steel construction.
Used for wood perforation,spherical door tip installation,drawer tip,plastic products,wood,plywood,etc..Trepanning more smooth,less noise.
Sharp edge,high hardness,accurate positioning,high precision,smooth ,impact resistance,high toughness.
Enable woodworkers to drill holes without passing through the material when a clean and precise bottom to a hole.
Selection of high quality alloy ,make more sharp and durable,it's head adopt arc curve design, beneficial to removal, perforation is more efficient. Suitable for hand held electric drill,stand motor-driven drilling machine and mobile ribbon type magnetism drilling machine.
Specification
Material:HSS
Total length: 80mm
Shank length: 65mm
Shank diameter: 7mm-10mm
Head length: 15mm
Diameter: 10mm/12mm/14mm/15mm/16mm/18mm/19mm/20mm/22mm/24mm/ 25mm/26mm/28mm/30mm/32mm/35mm/38mm/40mm/45mm/50mm/55mm/60mm/65mm At the trepanning,please wear good protective measures,in case of wood chips splash damage eyes.
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a