OPERATOR'S MANUAL
HAMMER DRILL - 1/2 in. (13 mm)
D550H
VARIABLE SPEED – DOUBLE INSULATED
Your new hammer drill has been engineered and manufactured to Ryobi's high standard for dependability, ease of operation, and operator safety. Properly cared for, it will give you years of rugged,
WARNING: To reduce the risk of injury, the user must read and understand the operator’s manual. Thank you again for buying a Ryobi hammer drill.