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Important Remind:

The 1 1/2 Inch / 38mm Diameter core bit is 5/8"-11 female Thread.

NOT M14 Thread. 

This pack carries (a):


(a) 1 Piece of  Premium Professional grade
1 1/2" or 38 mm diameter Diamond Core Bit Hole Saw with 9 mm segment height, 3.0 mm segment thickness, 4 1/5" overall Height and arbor 5/8" 11 (Made with Premium Diamond) works great on GRANITE, Marble, Concrete, Tiles, stone etc.
Specifications
- Professional Grade 1 1/2" or 38 mm Diameter Wet or Dry diamond drill bit hole saw core drill bit
- Drills/Cores through Concrete, Granite, Masonry, Stone, Marble
- Segment Height 9 MM, Width 16 mm, Thick 3.0 mm
- Optimal RPM 900
- Arbor 5/8" 11 T