Models with Copper plated screws resist adherence of welding splatter. Heavy service C-Clamps are available for the most demanding applications such as construction and heavy industry. I-beam designe for greater strength and lighter weight. Drop-forged and heat treated frames for greater safety and strength.
Heavy Duty Service C-Clamps.

Made in U.S.A.

Features:
- Especially designed for heavy duty service frames are drop-forged and heat-treated for maximum strength and reduced springing.
- Screws are made of special grade steel and are heat-treated for added strength not found in typical case-hardened screws.
- Ideal for the most demanding applications such as construction and heavy industry.
- Square head screw allows tightening with wrench for extra heavy duty clamping requirements.
- Greater anvil surface for gripping larger work pieces and for greater stability.

Maxinum Minimum Throat Depth Exterior Screw Screw Length
Capacity Capacity From Center Body Width Diameter Under Head
(Inches ) (Inches) (Inches) (Inches) (Inches) (Inches)
4-21/32" 0" 2-7/8" 6-1/4" 27/32" 7-1/4"

Williams Tool CC- 4LAAW Heavy Duty Service C- Clamps, Opening Jaw 0"- 4-21/32"(Max)