HC20 Excavator Drill Attchment Drill - rock-drill-bits.com
2021-7-26 · ( 12.5mm to 50mm) Profile: Symmetric. (2 closes slots and 2 open grooves) 3 Open grooves and 2 closed slots. PowerTool: SDS and SDS plus rotary hammers: SDS Max Roto hammers, Jackhammers and demolition hammers. Uses: Light Duty Applications. Core bits up to 4” thin wall; Drilling ledger boards; Drill holes in brick, concrete and masonry up to 1” in diameter.
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