Length: 9.0. ISO: ISO 150/012. Recommended Speed: Less than 300,000 RPMTPE Diamond Points are specifically designed uncoated beveling to cutting edge surface prevent laceration of adjacent gingival tissue and avoid undercut axial walls during shoulder preparation. Exactly centered—precise rotation of bur Consistent cutting and long-lasting performance Grits diamonds are available: fine (F) and coarse (C) Use TPE Diamond Points for shoulder preparation