Made of high speed steel.
Long life true high speed steel.
Self starting- No need for a pilot hole.
Cobalt coated to reduce friction and run cooler.
Designed to remove stubborn, rusted, stripped, screws or bolts.
Large bit has 6-sided shank and small bits have hex shank to prevent slip in drill chuck.
Two-flute design gives you faster, smoother cutting. 6-sided shank will not slip in your drill’s chuck. Cobalt coated for smoother cooler cutting.
- Material:High Speed Steel
- Type: Core Drill Bit