• Overall Length: 29-1/2"

• Tool Shank: SDS-MAX

• Adapter Shank: SDS-MAX

• System Is Compatible With Any SDS-MAX Rotary Hammer

• Use To Extend SDS-MAX Drill Bits And Core Bits

• Maximum Energy Transfer Maintains Drilling Productivity

• Must Use Max-Lok Connection Adapter MIL48206950

Warning this product can expose you to chemicals including Lead, which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.