IRWIN Record Heavy-Duty 120 Series G Clamps are the strongest Record clamps, recommended particularly for metal working and fabrication work where a very high clamping force is demanded.They have a drop-forged steel frame for strength and durability with a swivel shoe which helps clamping on uneven surfaces. The twin-start ACME cold rolled thread for faster operation and the fused steel handle will bend before the clamp can be overstressed.A popular general purpose clamp for heavy-duty applications, for use in wood and metal working and other trades .Avaliable in the following sizes:REC1203: 75mm
IRWIN Record Heavy-Duty 120 Series G-Clamp.
Size: 152mm (6 in).
Throat depth: 79mm (3 1/8 in).