description replacement carbide chip - four sided designed for aggressive concrete stock removal as well as coatings, glues, mastics, and other floor covering adhesives. pcds and carbides can be used with all national planetary grinder machines. california proposition 65 warning. features remove coatings, glues, thin set, and thin mastics compatible with all national planetary grinder machines for aggressive concrete stock removal tooling holder and screw not included specifications acme tools brand name national flooring equipment acme tools part number 7268-2 assembled weight (lbs) 2 california proposition 65 warning required yes country of origin china globaltradeitemnumber (gtin) 00400268000543 package contents 1 chip package depth 6 package height 2 package weight 3 package weight (lbs) 3 self propelled no ul listed no upc 400268000543