SDS Chuck adapter For 1/2in 13mm 20 UNF Drill Chuck Adaptor

Professional tool for commercial or occasional use -This adaptor enables an additional chuck to be quickly fitted to an existing SDS chuck -Suitable for all 1/2" / 13mm chucks Key or Keyless drill chucks -Suitable for Chucks with a 1/2" x 20 UNF Thread -Manufactured from chrome vanadium steel and then impacted for added strength and durability -SDS plus shank with male thread -This adaptor enables the use of a normal standard key or keyless chuck to be used with a SDS drill. -Screw in the bottom for safely attaching the chuck the adapter and prevent it from spinning off