Uxcell Ratcheting Combination Wrench Sae 72 Teeth 12 Point Box Ended Tools, Cr-V

1. Heat treated chrome vanadium alloy steel drop forged provides long life durability.2. The surface is polished and electroplated with nickel and chromium treatment, high hardness and wear resistance, oil and water resistance, not easy to rust.3. The 12-Point box end provides strong gripping to tighten or loosen bolts without round-off, it won't slip even under high torque.4. 72-tooth mechanism allows you to work in the narrow space with a 5-degree ratchet movement.5. The opening angle is 15 degrees, so the wrench can be flipped over with each rotation to engage the fastener twice as often in tight spaces.6. Used to fasten or remove hexagon head bolts or nuts; widely used in industries as repairing and maintaining, machinery, electric power, household, industrial and mining.