AIPERQ Drill Chuck, Keyless Chuck, 1/2-20UNF 2-13mm Keyless Hand Drill Chuck with Tightening, Cordless Drill Chuck, Self-Tightening Drill Chuck for Multiple Uses

【PARAMETERS】--- 1. Diameter: 43 mm/1.69 inches 2. Length: 58 mm/2.8 inches 3. Connection Size: 1/2-20UNF 4. Clamping Range: 2 ~ 13 mm/0.04 ~ 0.51 inches
【EASY TO USE】--- The drill chuck can hold the drill bit firmly and securely, not easy to loosen. Easy to install and remove, more convenient and economical.
【CLAP RANGE 2 ~ 13 mm】--- Keyless hand drill chuck--Wide range of collet sizes from 2 ~ 13 mm, suitable for many types of drill bits.
【AN IDEAL ACCESSORY】--- Wide range of collet sizes from 2 to 13 mm, suitable for many types of drill bits. Following human engineering principles, suitable for long-term use.
【KEYLESS DESIGN】--- Cordless Drill Chuck Clamping--The keyless and self-locking design is more in line with human engineering principles.