+4 The Grey Pneumatic 4053M is a 1-inch drive, 53mm metric impact socket designed for heavy-duty commercial and automotive use. It features a 6-point, standard-length design crafted from high-quality alloy steel, engineered to efficiently transfer torque to stubborn fasteners without rounding corners. Specs & Dimensions Drive Size: 1 inch Socket Size: 53mmLength Profile: Standard (Short)Overall Length: 70mmPoints: 6-pointWeight: 2.48 lbs Diameter: 75mm drive end, 58mm nut end