Share: Title:BLUEROCK ® TOOLS Z-1W/S DUAL SPEED 4" CONCRETE CORE DRILL CORING MACHINE Duration: 5:10 Plays: 15K views Published: 9 years ago Download MP3 Download MP4 Simillar Videos ▶️ 1:01 Finally! Twist Bits On Your Core Drill. Bluerock Tools Chuck And Adapter Kit For Concrete Drill Rigs 15K views • 1 year ago ▶️ 3:11 Bluerock Cg-211c Motorized Magnetic Pipe Cutting/beveling Torch 15K views • 6 years ago ▶️ 0:44 Bluerock Diamond Core Bit Concrete And Rebar Wall Drilling Demo 15K views • 1 year ago ▶️ 0:38 Features And Functions Demo Bluerock Ptm-300 Pipe Threading Kit. Thread, Cut, Ream. Fits Ridgid 300 15K views • 1 year ago ▶️ 4:37 Brm-35 Magnetic Drill Typhoon By Bluerock Tools Demonstration 15K views • 13 years ago