Inline industrial large mini needle Scaler gets into places others can't! versatile tool for rust, weld flux removal and concrete preparation. Great for welding slag and light concrete removal. Designed for heavy duty use. Heat treated piston and Cylinder for longer life. 19 high tension steel needles that strike at 4, 000 BPM with a 7/8-inch piston stroke. Needles to be used OD 3 x 7-in. - 19 pc.. Made in Japan

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