4 mm Bore Diameter × 3/4″ Hone Length × 6″ Overall Length, 240 Grit, Silicon Carbide - Standard Duty Flex-Hone Retention Knob For BT Tool Holder *Brand Name: Starrett *Length: 36

*Brand Name: Starrett *Length: 36 *Material: A-6 *Thick: 3/32 *Width: 2-1/2

5039 Calibrated No Traceability Certification Included No Standards B47

Mfg #: 16313

84 *Style: Head only *Type: Pipe Live Center *Weight: 53 lbs

4 mm Bore Diameter × 3/4″ Hone Length × 6″ Overall Length, 240 Grit, Silicon Carbide - Standard Duty Flex-Hone Retention Knob For BT Tool Holder *Brand Name: Starrett *Length: 36Item #: MJ73BC4M24 Brand: Brush Research Model #: BC4M24 Product Specifications Type Standard Duty Flex Hone Hone Length 3 4 Abrasive Material Silicon Carbide Overall Length 6 Grit 240 Specification Ferrous Materials Bore Diameter 4 mm