Specifications
| Hole Shape | Oblong |
| Imperial Hole Size (in) | .31 x .75 |
| Imperial Bolt Size (in) | 1/4" |
| Metric Hole Size (mm) | 7,9 x 13 |
| Mild A-7 Maximum Allowable Material Thickness To Be Punched (mm) | 7,9 |
| Boiler Plate Maximum Allowable Material Thickness To Be Punched (mm) | 7,9 |
| Structural A-36 Maximum Allowable Material Thickness To Be Punched (mm) | 6,4 |
| Struct Corten (ASTM A242) Maximum Allowable Material Thickness To Be Punched (mm) | 6,4 |
| Cold Rolled C-1018 Maximum Allowable Material Thickness To Be Punched (mm) | 6,4 |
| Hot Rolled C-1050 Maximum Allowable Material Thickness To Be Punched (mm) | 6,4 |
| Hot Rolled C-1095 Maximum Allowable Material Thickness To Be Punched (mm) | 3,3 |
| Hot Rolled C-1095 Annealed Maximum Allowable Material Thickness To Be Punched (mm) | 4,8 |
| Stainless Annealed Maximum Allowable Material Thickness To Be Punched (mm) | 6,4 |
| Stainless 304 Hot Rolled Maximum Allowable Material Thickness To Be Punched (mm) | 6,4 |
| Stainless 316 Cold Rolled Maximum Allowable Material Thickness To Be Punched (mm) | 6,4 |
| Compatible Products | SP35, SP35S, SP35SP, MSP351, MSP351PE, STP35H, STP35A |