Check the listing for details. Madi Tri-Penta Transformer Switch Gear Lineman Wrench Socket & Lid Lifter. Condition: New. Listed at 66.95 USD. Be confident in your purchase, we are a certified MADI Dealer. How cool is that??Main Uses:Screwdriver – 3/8” screwdriver for opening the primary door on 3 phase transformersRemovable Penta Wrench – Designed for opening all transformers & switch gearsHand Hole Lid Lifter – Built-in design for lifting hand hole lidsAdditional Features:Speed Sleeve™ – The green handle spins freely to open transformers & switch gears 2X fasterLife & Durability – Heat-treated alloy steelRemovable Penta Wrench – Designed for opening all transformers & switch gearsThe PENTA-DRIVERTM range of products features the Madi Tri-Penta Lineman Wrench. This underground utility wrench combines three everyday functions into one convenient tool. The ¾” Penta Socket opens transformers and switch gears. The addition of a high visibility patent pending Speed Sleeve helps linemen open those transformers and switch gears up to 2X faster than standard penta sockets or wrenches. It also comes with 2 other tools built into the handle – the integrated Lid Lifter lifts hand hole lids and the 3/8” Screwdriver is great for opening secondary or primary doors.