SPECIFICATIONS Diameter: 1/2" Cutting Length: 1" Shank Diameter: 1/4" Total Length: 2-5/8" Bearing: 1/2" x 1/4" x 3/16" (Replacement model #R188ZZ1) Craftex Blue Tornado bits are CNC machined to have perfect balance and leave a smooth finish. All bits are manufactured from 4140 & 5140 steel and are put through a special heat treatment process to ensure proper hardness and tensile strength to prevent bending or breaking.

SPECIFICATIONS Diameter: 3/4" Cutting Length: 1" Shank Diameter: 1/2" Total Length: 3" Craftex Blue Tornado bits are CNC machined to have perfect balance and leave a smooth finish. All bits are manufactured from 4140 & 5140 steel and are put through a special heat treatment process to ensure proper hardness and tensile strength to prevent bending or breaking.

Craftex Blue Tornado bits are CNC machined to have perfect balance and leave a smooth finish. All bits are manufactured from 4140 & 5140 steel and are put through a special heat treatment process to ensure proper hardness and tensile strength to prevent bending or breaking.

SPECIFICATIONS Diameter: 5/8" Cutting Length: 1" Shank Diameter: 1/4" Total Length: 2-5/8" Bearing: 5/8" x 1/4" x 4. 978 (Replacement model #R4ZZ1) Craftex Blue Tornado bits are CNC machined to have perfect balance and leave a smooth finish.