Features:* 100% brand new and high quality.* Made of steel, fine workmanship, high precision.* Screwdrivers magnetic ring can lock screws accurately, reduce the abrasion of screws and screwdriver bits, extend service life.* Use it to magnetize the 6.35mm batch head .* Impact-resistant and hard, good wear resistance.* Strong magnetism prevents screws from falling off. Specifications:* Material: Metal* Optional Color: Gold/Blue/Red (As Pictures Show)* Hardness: HRC60* Size: 21x15mm/0.83x0.59in. (approx.)* Magnetism: strong magnetism* Explosion-proof: no* Insulation: no* Screw head: universal* System: metric* Quantity: 1 pc Package content: 1 pc * screwdriver magnetic ring Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.