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Anytime Tools 5 DIAMOND DUST HOLE SAW for TILE GLASS MARBLE
Sizes Included: 1/4", 5/16", 3/8" 1/2", 1"
Excellent results in glass, marble, slate, and tile.
Segmented design works better and lasts longer.
The diamond coating on these saws give superior performance and life.
Note: To prolong the life of these bits, use on a low speed with coolant (water/oil)