Tile Hole Saw Kit 13pcs - Diamond Core Drill Bits 6/6/8/19/25/35/50/75/102/125mm for Tile Porcelain Marble Granite with 20mm Diamond Finger Bit and 2" Chamfer Bit Trimming Hole and SDS Adapter. Application--EXFEIN core drill bits are used to drilling holes; finger bit for enlarging holes; chamfer bit for trimming holes; For porcelain ceramic tile marble granite, etc.
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