10 Piece Diamond Core Hole Saw Sizes: 1/8" (3.2mm), 5/32 (4.0mm), 13/64 (4.8mm), 1/4 (5.8mm), 9/32 (6.8mm), 5/16 (7.8mm), 11/32 (8.8mm), 3/8 (9.8mm), 7/16 (10.8mm), 1/2 (12.5mm)
- Shank Size: 1/8" (3.2mm)
- Total Length: 2 1/2" (67mm)
- Coarse 40 Grit
- Cuts through glass, tile, marble, slate for arts & crafts, hobby projects and DIY
Diamond drill bits are designed to be used at 5,000-15,000 rpms for best results.
Always use a lubricant or water when working with diamond coated instruments
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