FILISTNER 21mm vrták, diera drevo ventil

21mm Forstner Drill Bits, Carbide Alloy Wood Hole Saw Auger Opener Woodworking Hinge Hole Drilling Boring Bit CutterSpecifications: Drilling dia.: 21mm; shank size: 7mm; drilling depth: 50mm; total length: 78mm.
High quality-The incision resistance is small, the chip speed is increased, the chip is easy and there is no tremor. The perforation is neat, smooth and without folds.
Wide range of applications, any wood and wood products, plastics, plywood and other materials that need to be punched, suitable for installation of industrial hinges, processing and maintenance of wood, model making, installation of spherical doors, drawers, etc.
High hardness, non-burrs and durable use. Arc curve design head for easy chip-removal, more efficient perforation.
Suitable for bench drill, vertical drilling machine, hand held electric drill, impact drill, CNC carving machine and other drill press.