ITEM NAME:3pcs/set 60/100/150mm Hex Magnetic Screwdriver Self-locking Extension Bit Holder Product Description Description: Item Specifics: Model Number: Magnetic Drill Bits Holder is_customized: Yes Screw Head Size: 60 100 150mm Size: 60mm, 100mm, 150mm 3 kinds Type: Magnetic Screwdriver Extension Bits Screw Head Type: Designed for 1 4 Hex Shank Bits Specification: Material: stainless steel + chrome vanadium steel Color: Grey+silver +golden Size: 60mm, 100mm, 150mm (3 kinds) Quantity: 3pcs per set A must-have accessory set for power drills and impact drivers Designed for 1/4" Hex Shank Bits Extra-Strength Magnet Holds Bits Securely Great for working with Hard to Reach Screws Self-locking Suitable for electric, pneumatic screwdrivers and other screwdriver bits of power tools, drill extended Included: 1Pc x 60mm Magnetic Extension Drill Bit Holder 1Pc x 100mm Magnetic Extension Drill Bit Holder 1Pc x 150mm Magnetic Extension Drill Bit Holder.Quantity: 3pcs per set. Type: Magnetic Screwdriver Extension Bits. Screw Head Type: Designed for 1 4 Hex Shank Bits. Designed for 1/4" Hex Shank Bits. Suitable for electric, pneumatic screwdrivers and other screwdriver bits of power tools, drill extended.