Our Clecos are plier operated, spring loaded with a durable steel plated body. Designed for sheets that require precise holding of the material while other operations are completed. The C Series Fasteners are the standard button plunger type Clecos. Use C-200 manual plier. For light clamping forces (up to 25 lbs). 5 each CSG 1/2 x 1/2 and 5 each CSG 3/4 x 1/2 Side Grip clamps are designed to clamp at the edge of the work area. Ideal for holding workpieces of all types, particularly during bonding, sealing, or gluing operations.