Pneumatic Needle Scalers, 5,500 blows/min, 5/16 in Stroke

Features: Adjustable bayonet-type needle housing lock allows adjustment without special tools | Choice of three needle materials permits custom selection for various surfaces | Rubber-faced throttle valve means positive sealing | Tested and approved in accordance with MIL-S-23492A (Ships) | Precision heat-treated needles for maximum performance