Luo ke 10 Pcs Drill Grinding Stones, 1/4″ Shank Aluminum Oxide Mounted Grinding Points for Rotary Tools. durable and wear resistance. Materials: Made of premium aluminum oxide.
Item Tag: QC131-10
Can dry or wet grinding on materials. Materials: Made of premium aluminum oxide. durable and sharp cutting. Size 16/20/25/30/39mm 16/20/25/30/35/40mm 10/16/20/25/29/30mm 25mm 4/5/6/8/10mm 4/5/6/8/10mm.