Renfroe Model NMRSC is a lightweight screw clamp for bench work on steel plates of large thicknesses, and weighing less than 1000 lbs.
NMRSC is a lightweight screw clamp for bench work on steel plates of large thicknesses, and weighing less than 1000 lbs.
Supplied with smooth gripping surfaces to prevent marring when gripping stainless steel, copper, and aluminum and other polished metal plates.

| Rated Capacity ( Tons ) | Jaw Opening A ( in. ) | B ( in. ) | C ( in. ) | D ( in. ) | E ( in. ) | F ( in. ) | G ( in. ) | H ( in. ) | J ( in. ) | K ( in. ) | Weight ( lbs. ) |
| 1/2 | 0 – 3 | 4 5/16 | 8 1/16 | 13 3/8 | 1 3/4 | 1 9/16 | 2 3/8 | 3 3/8 | 10 | 14 | 13 7/8 |
| 1/2 | 1 3/8 – 4 1/4 | 4 5/16 | 8 1/16 | 13 3/8 | 1 3/4 | 1 9/16 | 2 3/8 | 3 3/8 | 11 3/16 | 15 15/16 | 14 1/2 |