Knurling Wheel - 1/4″ Hole Dia., 3/4″ Knurl Dia., 3/8″ Width (33 TPI) - Series KP Sine Products > Sine Vices Item #: HK154144

Item #: HK154144

Item #: EH4590727

Model #: RS-BHS70-626

Item #: 31942964

Item #: LY4369436

Knurling Wheel - 1/4″ Hole Dia., 3/4″ Knurl Dia., 3/8″ Width (33 TPI) - Series KP Sine Products > Sine Vices Item #: HK154144Item #: SE40KPR233 Brand: Generic USA Model #: SE40KPR233 Product Specifications Arbore Hole Diameter 1 4 Threads per Inch (TPI) 33 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