Step Drill / Cone Cutting Tool Core Drill Bit [4 - 20MM]

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STEP DRILL [4 - 20MM]

Step Drill Bits are designed with the capacity to, at once, drill multiple hole sizes. The bit diameter of these bit types increases from the tip in specific increments following a stair-step profile – like a pyramid, each tier of the bit drills a hole with a different, larger diameter.

Sizes:
~  4-20MM {4,6,8,10,12,14,16,18,20}

Can be use for:
~ Marble
~ Concrete
~ Glass
~ Iron
~ Plastic
~ Wood

** There is 1-3cm errors due to manual measurement. Please kindly understand.
** Actual product color may slightly vary due to photographic lighting sources or your monitor settings.
** PRICE INDICATED IS ALREADY BEST PRICE, EXCLUDE COURIER.

Last Updated @ 5/6/2024 1:59:37 PM