Connecting Rod Piston O-ring For Makita Hr4002 419875-0 419004-5 213962-5 213379-2 Electric Hammer Power Tool Accessories Part - Power Tool Accessories - AliExpress
Makita 10 Amp 1-9/16 in. Corded SDS-MAX Concrete/Masonry Rotary Hammer Drill with Side Handle and Hard Case HR4002 - The Home Depot