
Drilling tools | CoroDrill® 860 CoroDrill® 860-SM, Solid carbide drill Nominal drilling depth 3xD. Internal coolant supply Common data values COATING PVD AlTiN Metric (mm) S 1210 Ordering code DC LU LCF OAL DCONMS SIG LF PL ULDR CP TCDCON TCHA [mm] [mm] [mm] [mm] [mm] [deg] [mm] [mm] [bar] 860.1-0550-017A1-SM ● 5.50 17.50 28.00 66.00 6.00 140.00 65.08 1.00 3.18 20 h6 H9 860.1-0555-017A1-SM ● 5.55 17.60 28.00 66.00 6.00 140.00 65.07 1.01 3.17 20 h6 H9 860.1-0556-017A1-SM ● 5.56 17.60 28.00 66.00 6.00 140.00 65.07 1.01 3.17 20 h6 H9 860.1-0560-017A1-SM ● 5.60 17.60 28.00 66.00 6.00 140.00 65.06 1.02 3.14 20 h6 H9 860.1-0570-017A1-SM ● 5.70 17.60 28.00 66.00 6.00 140.00 65.05 1.04 3.09 20 h6 H9 860.1-0580-017A1-SM ● 5.80 17.70 28.00 66.00 6.00 140.00 65.03 1.06 3.05 20 h6 H9 860.1-0595-017A1-SM ● 5.95 17.70 28.00 66.00 6.00 140.00 65.00 1.08 2.97 20 h6 H9 860.1-0600-019A1-SM ● 6.00 19.10 34.00 66.00 6.00 140.00 65.00 1.09 3.18 20 h6 H9 860.1-0610-019A1-SM ● 6.10 19.40 34.00 79.00 8.00 140.00 77.98 1.11 3.18 20 h6 H9 860.1-0620-019A1-SM ● 6.20 19.70 34.00 79.00 8.00 140.00 77.96 1.13 3.18 20 h6 H9 860.1-0635-020A1-SM ● 6.35 20.20 34.00 79.00 8.00 140.00 77.94 1.16 3.18 20 h6 H9 860.1-0640-020A1-SM ● 6.40 20.40 34.00 79.00 8.00 140.00 77.93 1.16 3.19 20 h6 H9 860.1-0650-020A1-SM ● 6.50 20.70 34.00 79.00 8.00 140.00 77.91 1.18 3.18 20 h6 H9 860.1-0660-021A1-SM ● 6.60 21.00 34.00 79.00 8.00 140.00 77.89 1.20 3.18 20 h6 H9 860.1-0670-021A1-SM ● 6.70 21.30 34.00 79.00 8.00 140.00 77.88 1.22 3.18 20 h6 H9 860.1-0680-021A1-SM ● 6.80 21.60 34.00 79.00 8.00 140.00 77.86 1.24 3.18 20 h6 H9 860.1-0690-021A1-SM ● 6.90 21.60 34.00 79.00 8.00 140.00 77.84 1.26 3.13 20 h6 H9 860.1-0700-021A1-SM ● 7.00 21.60 34.00 79.00 8.00 140.00 77.83 1.27 3.09 20 h6 H9 860.1-0710-022A1-SM ● 7.10 22.60 41.00 79.00 8.00 140.00 77.81 1.29 3.18 20 h6 H9 860.1-0714-022A1-SM ● 7.14 22.70 41.00 79.00 8.00 140.00 77.80 1.30 3.18 20 h6 H9 860.1-0720-022A1-SM ● 7.20 22.90 41.00 79.00 8.00 140.00 77.79 1.31 3.18 20 h6 H9 860.1-0730-023A1-SM ● 7.30 23.20 41.00 79.00 8.00 140.00 77.78 1.33 3.18 20 h6 H9 860.1-0740-023A1-SM ● 7.40 23.50 41.00 79.00 8.00 140.00 77.76 1.35 3.18 20 h6 H9 860.1-0750-023A1-SM ● 7.50 23.90 41.00 79.00 8.00 140.00 77.74 1.36 3.19 20 h6 H9 860.1-0760-024A1-SM ● 7.60 24.00 79.00 8.00 140.00 77.62 1.38 3.16 h6 H9 860.1-0770-024A1-SM ● 7.70 24.50 41.00 79.00 8.00 140.00 77.71 1.40 3.18 20 h6 H9 860.1-0780-024A1-SM ● 7.80 24.80 41.00 79.00 8.00 140.00 77.69 1.42 3.18 20 h6 H9 860.1-0794-025A1-SM ● 7.94 25.30 41.00 79.00 8.00 140.00 77.67 1.44 3.19 20 h6 H9 860.1-0800-025A1-SM ● 8.00 25.50 41.00 79.00 8.00 140.00 77.66 1.46 3.19 20 h6 H9 860.1-0810-025A1-SM ● 8.10 25.80 47.00 89.00 10.00 140.00 87.64 1.47 3.19 20 h6 H9 ● = First choice ○ = Good choice 407