BRAND | FORM ROLL |
STYLE | Circular Pitch |
TOOTH PATTERN | Left Hand |
TOOL MATERIAL | High Speed Steel |
DIAMETER | 1/2″ |
PITCH | 25 |
WIDTH | 3/16″ |
HOLE SIZE | 3/16″ |
FINISH COATING | Lapped Tooth Finish |
HARDNESS | 58 to 60 RC |
NORMAL CIRCULAR TPI | 25 |
WHEEL DIAMETER | 3/16″ |
SERIES | EP |
90° 25TPI Left Hand Sprial Knurl
Shipping
We do not charge a flat rate for shipping because of the variations in weight for our products. Instead we charge you what the shipping company charges us. Our website uses a shipping calculator based on the daily rates for USPS and UPS based on the weight and destination of the shipment. You can also have us use your UPS/FedEx account number to charge your shipping to. Just enter it in the appropriate box on the checkout page.
Domestic orders are shipped Monday – Friday. Expedited orders must be placed by 9 am PST to ship the same day.
Orders shipping ground have a processing time of 7 working days for domestic orders and 14 working days for international orders. Click here for more information on our shipping and order policies.
Returns
Most merchandise can be returned within 30 day of the purchase date. A refund will be issued to the original form of payment at the original selling price. View our complete return policy and/or start your return online here.

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90° 25TPI Spiral Knurl Pair
BRAND FORM ROLL STYLE Circular Pitch TOOTH PATTERN Right & Left Hand Pair TOOL MATERIAL High Speed Steel DIAMETER 1/2″ PITCH 25 WIDTH 3/16″ HOLE SIZE 3/16″ FINISH COATING Lapped Tooth Finish HARDNESS 58 to 60 RC NORMAL CIRCULAR TPI … Continued

90° 25TPI Right Hand Sprial Knurl
BRAND FORM ROLL STYLE Circular Pitch TOOTH PATTERN Right Hand TOOL MATERIAL High Speed Steel DIAMETER 1/2″ PITCH 25 WIDTH 3/16″ HOLE SIZE 3/16″ FINISH COATING Lapped Tooth Finish HARDNESS 58 to 60 RC NORMAL CIRCULAR TPI 25 WHEEL DIAMETER 3/16″ … Continued

90° 25TPI Straight Knurl Pair
BRAND FORM ROLL STYLE Circular Pitch TOOTH PATTERN STRAIGHT TOOL MATERIAL High Speed Steel DIAMETER 1/2″ PITCH 25 WIDTH 3/16″ HOLE SIZE 3/16″ FINISH COATING Lapped Tooth Finish HARDNESS 58 to 60 RC NORMAL CIRCULAR TPI 25 SERIES EP WHEEL … Continued