3/16" porcelain plus tile bit and 5/32" pilot, the diamond ground porc plus cuts nice, clean holes with very little or no chipping, ideal for drilling porcelain tiles up to a scratch hardness of 8.
3/16″ porcelain plus tile bit and 5/32″ pilot, the diamond ground porc plus cuts nice, clean holes with very little or no chipping, ideal for drilling porcelain tiles up to a scratch hardness of 8.
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