BOLTMASTER™ Electrically nonconductive fiberglass handle system is resistant to 100,000 volts AC. Safety-guard handgrip reduces the possibility of operator's hands slipping onto working end of tool. For use on security chains, chain link fences and non-case-hardened locks. Jaw opening: 3/8". The specifically heat-treated cutting edges of the BoltMaster are the finest available anywhere. The BoltMaster features an electrically non-conductive fiberglass handle system with safety-guard handgrips that is resistant to 100,000 volts AC. Lightweight and durable. NOTE: This product is restricted to Military, Law Enforcement and Security Personnel ONLY.