TEHify Wet Drill Core Bits for Concrete and Hard Masonry -Parent (4 INCH)

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  • PRODUCT SIZE diameter 4" drilling depth( 14"), universal thread(1-1 4"), Please confirm matching with the drilling rig before placing the order.
  • DRILLING METHOD Hand held drill, drilling machine. Start drilling from a vertical position and continue digging deeper. A small amount of water can extend long life. Wet use only.
  • WIDE APPLICATION Core drill bits for concrete, reinforced concrete, block, hard brick, asphalt, marble and other hard masonry.

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