Heavy Duty Drills

Minerallac offers Trinado heavy-duty 135⁰ point drill bits in black and bronze oxide finish for stainless and high carbon steels. Available in various sizes, these drill bits are durable, U.S.A. manufactured products. Click below to learn about these heavy duty drills.

Part Number:
91805
Part Number:
33304
Part Number:
33305
Part Number:
33306
Part Number:
33307
Part Number:
33308
Part Number:
33309
Part Number:
33310
Part Number:
33311
Part Number:
33312
Part Number:
33313
Part Number:
33314
Part Number:
33315
Part Number:
33316
Part Number:
33317
Part Number:
33318
Part Number:
33319
Part Number:
33320
Part Number:
33321
Part Number:
33322