18pc Metric + SAE 1/4"dr SWIVEL IMPACT SOCKET BUNDLE CrMo Steel Black PO4 Finish

Product Features

• Drop-forged, Heat-treated Chromium-Molybdenum steel w/ Black Phosphate finish intended for high-temperature, high-pressure, high-capacity use. CrMo alloy and Po finish feature higher tensile strength and corrosion resistance.
• Spring-loaded pinned swivels maintain correct socket angles.
• Radius-corner socket and driver eliminate rounding off corners.
• Socket-enabled carriers prevent missing pieces.
• SAE Set contains: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16".
• Metric Set contains: 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm.