315 x 3.0 x 40 HSS M2 DMo5 Cold Saw Blade Doringer All blades are ground in

All blades are ground in the US on advanced computer numerically controlled (CNC) grinding equipment by industry experts with over 40 years of industry experience

Keep it to lighter-wall stock

on a 40mm bore with a 4/12/64 drive-pin pattern (four 12mm pins on a 64mm circle)

This blade is specifically made for very thing gauge aluminum profiles including screen door extrusions and frames

969") ARBOR HOLE

315 x 3.0 x 40 HSS M2 DMo5 Cold Saw Blade Doringer All blades are ground in315MM (12. 402) DIAMETER 3. 0MM (0. 118) THICKNESS 40MM (1. 574) ARBOR HOLE Please verify you order the correct arbor hole size. If your machine takes a 315mm diameter blade AND has a 40mm arbor, this blade is guaranteed to have the appropriate bolt holes to fit your machine with no issues. Most cold saw machines will have a model number such as CS 315, which will signify the diameter of the blade that the machine uses. BOLT HOLES: 4 12 64 + 2 9 55 (4