The JONARD TOOLS M-216CKIT Can Wrench Security Key Kit is designed to fit over long binding posts and is the perfect tool kit for opening telephone box fasteners and tightening nuts on binding-post terminals. The can wrench features the following: 1) Built-in wire stripper with 2 slots: 1 for stripping the outside jacket of 4 wire quad cables and the other for 22 AWG wire, 2) Security key insert (SK-51632) has a double-ended hex adapter for 5/16 in. and 5/32 in. pin-in-head security fasteners, 3) Hex shape on outside of sockets can be used with a wrench to maximize torque, 4) 7/8 in. Dia impact-resistant thermoplastic handle is ergonomically designed and color-coded orange, 5) Thin-walled sockets access tight spaces such as locking devices on terminals and cabinets, 6 Total length is 7 in. with 1-1/4 in. (32 mm) deep sockets to fit over long binding posts, 7) Heat treated alloy steel sockets provide long-life and durability. The kit includes the M-216CS22 Ergonomic Can Wrench with Wire Stripper and the SK-51632 Security Key Insert.