CO-Z step drill bits set replaces 50 individual drill bits in 5 pieces step drill bits, which
saves you a lot of trouble and space.
Two-fluted design provides faster and smoother cutting. Cobalt steel along with ...

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Product Review


CO-Z step drill bits set replaces 50 individual drill bits in 5 pieces step drill bits, which
saves you a lot of trouble and space.
Two-fluted design provides faster and smoother cutting. Cobalt steel along with titanium
coating ensures this set with outstanding
durability and will stay sharp for years to come, perfect to cut holes on steel, aluminum
sheets etc. A well-organized box provides users with easy storage and transport, truly a
must-have for DIY lovers and HVAC professionals.

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