Knurling Wheel - 1/4″ Hole Dia., 3/4″ Knurl Dia., 3/8″ Width (14 TPI) - Series KP Collets & Acc > Shrink Fit Collets Item #: FF8138761

Item #: FF8138761

433″ Usable Length (LU) 7

Item #: TG604501660

81 *Diameter: 1

Insert Thread Size (mm): M3x0

Knurling Wheel - 1/4″ Hole Dia., 3/4″ Knurl Dia., 3/8″ Width (14 TPI) - Series KP Collets & Acc > Shrink Fit Collets Item #: FF8138761Item #: SE40KPR214 Brand: Generic USA Model #: SE40KPR214 Product Specifications Arbore Hole Diameter 1 4 Threads per Inch (TPI) 14 Outer Diameter 3 4 Angle 90 Degrees Material HSS Tool Type Knurling Wheel KP Pitch Spiral PackSize 1 Style Right Hand Remarks Circular Pitch Knurls 30 Spiral Knurls 
KP Series Circular Pitch Knurls
The circular Pitch Knurl System is the older system and has been in use many years. The spacing of the teeth