2-13MM Keyless Drill Chuck Adapter, 3-Jaw Drill Chuck 1/2"-20 UNF Mount with Strong Grip with Detachable Quick-Change Adapter Quickly Convert SDS Drills into Drill Drivers

KEYLESS OPERATION: Keyless chucks allow the professionals to adjust the drill chuck by hand and tighten it easily and quickly without using a key 13MM(1/2'') CAPACITY: The 3 jaw chuck is compatible with bits with a straight shank or hex shank of different sizes from 2mm-13mm UNIVERSAL FITTING: The chuck is produced with mount size 1/2"-20 UNF female, which means the chuck can be used separately as a replacement for your damaged 1/2''-20 UNF female drill chuck SELF-LOCKING MECHANISM: Self locking mechanism allows the user to use just one hand to tighten the chuck STRONG AND RELIABLE: Constructed with steel jaw and plastic body, anti-impact fiber reinforced sleeve; Jaws is with special treatment with good abrasion resistance, Weight: 0.65477291814 pounds, Manufacturer: WELLCUT