OPTIMAXX c288-830 5.0 x 70 450PC SCREW TUB Diamond Core set so if cutting speed reduces

so if cutting speed reduces

Blowing force

Soft start reduces movement of the tool on startup increasing user control

even on dusty & shiny surfaces

2 mechanical gears

OPTIMAXX c288-830 5.0 x 70 450PC SCREW TUB Diamond Core set so if cutting speed reducesOPTIMAXX C288 830 5. 0 x 70mm MAXXTUB PERFORMANCE SCREW (TUB 450) Unique 24 grooves self countersink into all materials without the need to counter bore Sharp, wide, deep thread formation coated with a unique lubricant facilitates fast continuous insertion Double reinforced collar strengthens underside of the head Sharp saw tooth formation cut out of the bottom threads enable fast penetration without a pilot hole Razor sharp point with the thread