【Vacuum Brazed Diamond Technology】 More wear-resistant, more efficient, faster cutting speed and longer life than electroplated diamond bits.
【Wide Compatibility】Dry drilling/molding/setting/cutting of various materials, like porcelain, ceramic tile, granite, marble.Wet drilling prolong its life
【Special design】Serrated design allows for quick dust discharge during drilling and is not suitable for clogging.
【Machine】Compatible with most Hand Dril/Bench Drill.