Supreme Wet Drill Core Bits for High PSI/Reinforced Concrete 4″ Diameter 1-1/4″–7 Threaded #30/40 Diamond Grits

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Supreme Wet Drill Core Bits for High PSI/Reinforced Concrete 4" Diameter 1-1/4"–7 Threaded #30/40 Diamond Grits

Supreme Wet Drill Core Bits for High PSI/Reinforced Concrete 4" Diameter 1-1/4"–7 Threaded #30/40 Diamond Grits Supreme Wet Drill Core Bits for High PSI/Reinforced Concrete 4" Diameter 1-1/4"–7 Threaded #30/40 Diamond Grits Add to Cart

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Amazon Price: $119.99 (as of September 4, 2025 2:49 am – Details). Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on the Amazon site at the time of purchase will apply to the purchase of this product.
  • Brand: EDiamondTools
  • Manufacturer: EDiamondTools

Features

  • Designed for drilling higher PSI concrete, concrete with medium level of rebar reinforcement, and other hard masonry. #30/40 diamond grit
  • Diameter: 4 Inch
  • 1-1/4"-7 Thread
  • Drilling depth: 14"
  • Wet use only. With dedicated core drill machines our lab test has shown 40-60% improvement in both speed and lifetime compare to standard wet core bits.

Manufacturer Info

  • PartNumber: WBU0400A4

Product Info

  • Size: 4" Diameter

Product Details

  • Package Dimensions ‏ : ‎ 17.44 x 4.41 x 4.41 inches; 1 Pounds
  • Date First Available ‏ : ‎ June 20, 2017
  • Manufacturer ‏ : ‎ EDiamondTools
  • ASIN ‏ : ‎ B072XDD46S
    • Best Sellers Rank: #155,350 in Tools & Home Improvement
    • #91 in Core Drill Bits
  • Customer Reviews: 4.4 4.4 out of 5 stars 45 ratings

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