SHDIATOOL 12 Inch Diamond Core Drill Bit Extension Rod, 1-1/4"-7 UNC Male to Female Thread, Core Drill Extension for Concrete Brick Stone, Hollow Shaft for Wet Drilling

★★★★★ 4.6 142 reviews

$34.29
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$34.29
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Free shipping Free 30-day returns

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Product details

Management number 210118370 Release Date 2026/04/02 List Price $13.72 Model Number 210118370
Category
  • 【UNIVERSAL 1-1/4"-7 UNC COMPATIBILITY】 Designed with standard 1-1/4"-7 male to 1-1/4"-7 female thread, this extension rod fits most professional diamond core drill bits and drilling machines. Perfect for extending reach without compatibility concerns
  • 【EXTEND DRILLING DEPTH UP TO 12 INCHES】 Easily extend your core drill bits to reach deeper holes in concrete, brick, stone, and masonry. Ideal for plumbing, HVAC, and construction jobs requiring extra drilling depth
  • 【 HOLLOW SHAFT FOR WET DRILLING】 Engineered with a hollow center to allow smooth water flow during wet drilling, helping reduce heat, improve cutting efficiency, and extend tool life
  • 【HEAVY-DUTY STEEL FOR MAXIMUM DURABILITY】 Made from high-quality hardened steel for superior strength and long-lasting performance. Built to withstand high-torque professional drilling without bending or breaking
  • 【 PRECISE & STABLE CONNECTION】 Precision-machined threads ensure a tight, secure fit with minimal wobble, providing stable drilling performance and better hole accuracy
UPC 739929090501
Model A698412
Brand Name SHDIATOOL
Shank Type Straight
Unit Count 1.0 Count
Finish Types Uncoated
Manufacturer SHANGHAI DIATOOL CO., LTD.
Material Type Steel Body
Tool Flute Type Straight
Surface Recommendation Concrete, Masonry, Stone

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