DIMAR FORST-19M 19 MM FORSTNER BIT They also have a ball-bearing

They also have a ball-bearing pilot that permits you to trim overhanging surfaces perfectly flush with the substrate

smooth-running spindle with ACME thread = more clamping with less cranking

Has the power to cut 3/4" Branches

Automatic torque Drive Technology (ADT) adjusts the torque and speed according to the load condition

Anti-dry fire mechanism prevents added wear on the drive pin and damage to materials

DIMAR FORST-19M 19 MM FORSTNER BIT They also have a ball-bearingDimar's Super Forstner Bits are ideal for producing flat bottom, mortising, angled holes and drilling on a void. This bit has a Bormax type cut design for faster cutting. Low friction due to the reduced cutting edge. Use on CNC Boring machines, Hinge Boring Machines, and Special Boring machines. Cuts most Softwood, Hardwood.