BRUBAKER 1 1/2 - 6 HSS GH4 TAP. HAS 1 GROUND OFF THREAD A COMMON REPAIR IS TO GRIND OFF A CHIPPED THREAD TO PREVENT CHIP LOAD. TAP BEHAVES AS A INTERRUPTED TAP.
BESLY 1/4 - 18 HSS BLACK OXIDE NPT SPECIAL GRIND ON END OF TAP AND THREAD DIAMETER FOR TOUGH MATERIALS. BESLY PERFORMED ALL THE GRINDING. ALL TAPS ARE SHARP AND INSPECTED BEFORE SHIPPING.
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