AutoMeter Phantom Air Fuel Ratio Guage y05083khbr77 and aluminium oxide which is

and aluminium oxide which is a little less aggressive providing a smooth finish and for stainless steel and materials below Rc35

Thread for Shank M12 x 20TPI

BT30-ER32-070 (M12 Pull Stud Thread) Collet Chuck With Standard Nut- CN32 Balanced (22000RPM

Shank: 3/4" x 7/8" (19 x 22mm)

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