Proto J3070 Open End Wrench Alloy Steel, Satin, 1 1 2 in_1 5 8 in Head Size, 17 in Overall Lg, Std 21HC55 1500 Cutting Height (Decimal Inch) 1500 Cutting Height (Decimal Inch) 0 Heat Rating 574 Degrees F Upper Material Leather Insulated No Metal Chip Resisting Sole No Mark II Slip Test Results Dairy Tile Oily Not Tested Metatarsal System No Non Metallic Upper No Oil Resisting Sole Yes Insulation Weight None Satra Slip Test Results Dairy Tile Oily Wet Not Tested Shank Material Fiberglass Midsole Material Rubber Footwear Closure Type Lace Up Removable Insole Yes Electrical Hazard Rated Yes Ninety Degree Heel Yes Completely Non Metallic No ASTM Footwear Class F2413 18 I C EH Safety Criteria Alloy Toe ) 15 Degrees Non Magnetic No Head Type Standard Corrosion Resistant Yes Handle Color Silver Ratcheting No Special Heat Treated Alloy Steel Permits Slim Shanks for Strength and Durability