... .Ideal for in hard-to reach areas. 3.used with all types of accessories . Company View: NingBo Runda Machinery CO.,LTD has ... our excellent quality and perfect after-sales service. We control all processes of procurement, inspection, sale ,service to ensure the quality ... /4"/6mm1/4"4cfm/115l/min3/8"1.5Used with all types of accessories for porting,smoothingsharp edges,polishing and grinding. Q ...