SERIES Y REPLACEABLE POINT SPOTTING DRILLS C-sink/Chamfer Spot Drilling L3 L2 D1 D2 L1 L4 D1 D1 L1 L1 L2 L2 L3 L3 L4 D3 Dia. Dia. Max DOC Max DOC Max Ext. Max Ext. 0'all Leng. O'all Leng Shank Shank Part Number of Spot of Spot 90deg Tip 140deg Tip 90deg Tip 140deg Tip 90deg Tip 140deg Tip Length Size/Style YB1200006S5R01 0.472 12mm 0.23 0.08 4.70 4.54 6.00 5.84 4.58 .500" Cyl. YB1600008S7R01 0.630 16mm 0.31 0.11 6.40 6.20 8.00 7.80 6.50 .750" Cyl. Operating guidelines on page 674. INSERTS YAB1200R01 YAB1600R01 YCB1200R01 140° 140° 90° .472 .630 .472 YCB1600R01 90° .630 Part Number Applications IN1530 IN2005 IN2030 IN2505 YAB1200R01 Multi-Purpose - n/a YAB1600R01 Multi-Purpose - n/a YCB1200R01 Multi-Purpose - n/a YCB1600R01 Multi-Purpose - n/a =P =M =K =N =S HARDWARE Clamping Key Optional Torque Key YB1200006S5R01 KDCM-12-A TKDCM-12 YB1600008S7R01 KDCM-16-A TKDCM-16 493 Grade