Torsion forceThe universe triangular drill shank can effectively prevent draping and withstand more torsion. DrillThe hole opener can be used on bench drills, hand drills and drill presses , but not on hammer drills. (Cannot be opened with the impact function). NotePosition an oblique angle of 45 and drill in a vertical position (note that the speed cannot be too fast and the speed should be operated slowly around 800-1000rpm). ApplicationSuitable for all kinds of stones, ceramics, glass, glass, etc., keep adding water to cool the holes . chip removalThe hole opener adopts segmented design, which has small cutting resistance and is conducive to chip removal. Number of delivered pieces: 1< /p> Size: 90mm lucky meet
Availablity: 3-5 days
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