ITEM NAME:1pc Screwdriver Bits Magnetic Ring 1/4" Screwdriver Electrical Magnetizer Screw Description Specification: Brand new Color: as shown in picture Size: approx. 21*12.7mm screwdriver ring use of aluminum alloy, anodized surface. Strong thickening. Positioning function. Screwdriver bits Magnetizer Ring is suitable for 1/4" 6.35mm bit electric screwdriver. Perfect locking screw, anti-skid, improve work efficiency 80%. Insert the bit screwdriver into the Ring, the screw can be easily picked up. High strength and hardness. Easy to use. Durable in use. Package included: 1 x Screwdriver Ring Note: Does not include any screwdriver or screw bit. Please allow 1-2mm errors due to manual measurement. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same..Screwdriver bits Magnetizer Ring is suitable for 1/4" 6.35mm bit electric screwdriver. Insert the bit screwdriver into the Ring, the screw can be easily picked up. screwdriver ring use of aluminum alloy, anodized surface.