Klein Tools' Lineman's Wrenches are forged from special bar steel and heat-treated for durability and long life. These wrenches are designed for use on heavy three-bolt guy clamps where clearance is limited. Each end has two different size openings, plus a hole at the larger end for turning-in standard pole steps.Features Each end has two different size openings and hole is provided at larger end for turning-in standard pole steps Made in USA Forged from special bar steel and heat-treated for long life Wrench is suited for use on the heavy three-bolt guy clamps on which clearance is limited Dark blue painted finish with small end painted silver Warnings Do NOT extend handle length. Always wear approved eye protection. Do NOT push or hammer wrench. Overall Length: 13 in (33 cm) Large Size: 1-1/16 in, 1-5/16 in Small Size: 5/8 in, 7/8 in Weight: 1.7 lb Width: 1 in Height: 1 in Depth: 13 in Material: Steel (Special bar steel) Application: 3/4 in (1.9 cm) Hardware Color: Dark Blue, Silver (small end) Country of Origin: United States DownloadsVideo DownloadSpec Sheet