BCLONG 0.3-3.4Mm Multi Chuck Keyless Quick Change Three-Jaw Drill Chuck M7 M8X0.75

Features: *Eliminates need to change collets when swapping between bit sizes. *Tighten 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: *Product Name: Drill Chuck *Material: Carbon steel; claws of tungsten steel *Color: Black *Clamping range: 0.3-3.4mm *Optional Screw Size: M7x0.75mm M8x0.75mm *Style: Long/Short *Size:(Approx.) *Long style length: 24mm *Short style length:18mm *Diameter: 14mm(Approx.) *Maximum Speed: 35.000rpm Package Contents: 3 x Drill Chuck 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.