This Master 525M Hole Punch by Martin Yale is ideal for use in hospital administrative offices, nurses' stations, doctor offices and other medical related areas. It has an extra long power-handle that provides easier punching, also an adjustable ruled paper guide to ensures exact centering. The Master 525M Hole Punch has a large capacity paper chip pan, made from heavy-gauge steel and comes with five 11/32" punch heads, accepts a total of 7.
| Model Number | Model | Hole Diameter (inch) | Number of Holes | Capacity (sheets) | Battery Operated | Electrical (volt) |
|---|---|---|---|---|---|---|
| 525M | 11/32" | 2 to 7 | 40 | No | Manual | |
| EP312 | 9/32" | 3 | 10 | Optional | 115 | |
| EP323 | 9/32" | 2 or 3 | 12 | Optional | 115 | |
| DP20 | 9/32" | 2 or 3 | 20 | No | Manual | |
| MP3 | 9/32" | 3 | 20 | No | Manual | |
| MP40 | 9/32" | 3 | 30 | No | Manual | |
| MP50 | 9/32" | 3 | 40 | No | Manual | |
| 3020B | 9/32" | 2 or 3 | 30 | No | Manual | |
| 325B | 9/32" | 2 to 7 | 24 | No | Manual | |
| 5325B | 9/32" | 2 to 7 | 32 | No | Manual | |
| 5335B | 11/32" | 2 to 7 | 32 | No | Manual | |
| 5340B | 13/32" | 2 to 7 | 32 | No | Manual | |
| 1325B | 9/32" | 2 to 7 | 40 | No | Manual | |
| 1340PB | 12/32" | 2 to 7 | 40 | No | Manual | |
| MP80 | 9/32" | 3 | 80 | No | Manual | |
| EP210 | 1/4" | 2 | 12 | Optional | Manual | |
| MP250 | 9/32" | 2 | 40 | No | Manual | |
| 3275B | 9/32" | 2 | 40 | No | Manual |