DeWalt 7/8" x 16" x 21-1/2" 4-Cutter SDS-Max Rotary Hammer Bit DW5816 Power Feeder The RDB-480 handles round tube

The RDB-480 handles round tube up to 5 in

significantly increasing the ability of the anchor to carry load if the hole expands

smooth head for consistent seating in connector holes

This 2-in-1 mechanical brake and overload slip clutch design prioritizes operator safety and equipment longevity

Punching holes in thick structural steel and plate

DeWalt 7/8" x 16" x 21-1/2" 4-Cutter SDS-Max Rotary Hammer Bit DW5816 Power Feeder The RDB-480 handles round tubeDEWALT 7 8X16X21 1 2 SDS MAX BIT DW5816 Dewalt DW5816 Specifications: 7 8" Diameter 16" Usable Length 21 1 2" Overall Length Dewalt DW5816 Features: ROCK CARBIDE tip maximizes carbide surface contact for longer bit life Longer helix four flute design expedites mill removal for quicker drilling Concave head design allows dust to enter flute chambers quickly increasing bit life Hardened core reduces breakage Fits all brands of SDS Max Rotary Hammers