Armstrong Clamps

Product number: ......................... 78-020 ........ 78-030 ........ 78-040

Capacity Max: .................................. 2-3/8 ........... 3-5/16 .......... 4-5/8

Inches Min: ...................................... 1/2 ............... 5/8 ............... 1

Throat depth from Center: ............ 1-9/16 .......... 2 .................. 2-7/16

Thread Size: ..................................... 3/4-10 .......... 7/8-9 ........... 1-8

Length of Screw: .............................. 4-1/4 ............ 5-3/4 ........... 7-1/16

Min. Proof test, lbs.: ........................ 12,500 .......... 16,250 ........ 20,000

Weight lbs.: ....................................... 3.28 .............. 5.83 ............10.10