Multi Chuck Keyless for Fit Dremel Rotary Tool 0.3-3.2MM Faster Bit Swaps 8x0.75Features:100% brand new and high quality.Eliminates need to change collets when swapping between bit sizes.Twist-to-tighten/loosen with heavily-knurled grip means no wrench or key needed.Heat treated & tempered high-carbon steel for durability; rust-resistant black oxide finish.Corded Rotary Tools without changing collets.It accepts all accessory bits with 1/32 and 1/8 shanks.Specifications:Capacity: 0.3 to 3.2mmLength: 2.3cmDiameter: 1.3cmColor: BlackPackage included: 1x Multi Chuck Keyless for Fit Dremel Rotary Tool 0.3-3.2MM Faster Bit Swaps 8x0.75