Description
Quick change spring-loaded screw. Heat-treated black oxide carbon steel I-beam bar. Removable resin pads. Patented locking swivel jaw conforms to uneven work surfaces. Quick release trigger provides 1-handed use. Up to 300 Lb. of sustained clamping force.




![[P55340] Starting Key (2-Pack)](https://www.greatdiyhardware.com/wp-content/uploads/2026/07/p55340-starting-key-2-pack.webp)