IRWIN 165 The Original Locking C-Clamps with Swivel Pads.  Wide-opening jaws provide greater versatility in clamping a variety of shapes Swivel pads hold tapered work, awkward fabricating jobs, and delicate projects without damaging the work surface
Turn screw to adjust pressure and fit work. Stays adjusted for repetitive use Constructed of high-grade heat-treated alloy steel for maximum toughness and durability Guarded release trigger quickly unlocks and protects from accidental release

Description: 4SPSize: 4" / 100 mm
Jaw Capacity: 1-5/8" / 41 mm