Premium Flex 4 1/2 x 1/4 x 5/8-11 Metal (10 box) Hypertherm style Plasma Parts These 7" grinding wheels are

These 7" grinding wheels are well worth trying for the price

size 6 and 4 have 6 preheat acetylene holes

this tip delivers consistent flame output for heating

Note: For use with gas only — not compatible with oxygen/acetylene setups

Threading at the base of the D-50-C welding tip tube is 5/16" -27

Premium Flex 4 1/2 x 1/4 x 5/8-11 Metal (10 box) Hypertherm style Plasma Parts These 7" grinding wheels arePremium Flex combines the best raw materials with German technology to produce the best cost per grind ratio on the market. These Type 27 Depressed Center grinding wheels are designed for weld grinding and deburring of steel, and general metalworking.