1 Pneumatic Shovel. Straight Scraper Knife Size: Approx. 140 21mm / 5.5 0.8in. Arc Scraper Knife Size: Approx. 1 Straight Scraper Knife. 1 Arc Scraper Knife. Suitable for casting sand cleaning and welding before the opening groove, weld slag after welding, flat solder scar, correction of the opening work of stone, concrete and brick wall.
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