Seghetto bi-metallo 8-1/4 pollici con pergolato per foratura di precisione su legno e metallo

1 pc arbor (with 1 drill bit). Simply rotate arbor and hole saw until close (no need to over-tighten). This hole saw is not designed for drilling into glass, ceramic, or concrete. Line up the locking pins with the hole saw and screw them tightly for secure operation.

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