$47.43
4-PC. set of 3/16", 1/4" & (2) 5/32" sizes
Drill porcelain tiles up to #8 scratch hardness
Extreme low drilling pressure
Will not walk - no tape or center punch needed
4-face cobalt & tungsten carbide bit tip
Ground double flute for fast dust removal
Use smaller pilot drill first-then porcelain bit
Cut clean holes with very little or no chipping
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