9 C820 HSS Woodruff Cutter Suitable for milling Woodruff keys in spindles and shafts. The screwed shank ensures secure holding. The bright finish prevents workpiece mate- rial from sticking to the cutting edges of the tool. HSS N NOF6-12 l g 12° 10° Bright Workpiece material group suitability, starting values for cutting speed (m/min) and Alpha Code. Tables with feed per tooth and correction factors can be found starting from page 194. P1.1 P1.2 P1.3 P2.1 P2.2 P2.3 P3.1 P3.2 P3.3 P4.1 P4.2 P4.3 M1.1 M1.2 27 V 30 V 31 V 23 V 20 U 18 T 15 U 12 U 10 T 9U 7T 6T 21 S 17 S M2.1 M2.2 M3.1 M3.2 M3.3 M4.1 K1.1 K1.2 K1.3 K2.1 K2.2 K2.3 K3.1 K3.2 18 S 15 S 12 S 10 S 9S 10 S 20 V 15 V 11 V 25 U 20 U 16 U 22 U 17 U K3.3 K4.1 K4.2 K4.3 K4.4 K4.5 K5.1 K5.2 K5.3 N1.1 N1.2 N1.3 N2.1 N2.2 13 U 20 S 15 S 11 S 10 S 8S 23 U 17 U 13 U 48 Y 36 Y 24 Y 24 Y 22 Y N2.3 N3.1 N3.2 N3.3 N4.1 S1.1 S1.2 S1.3 S2.1 S2.2 S3.1 S3.2 S4.1 S4.2 16 Y 26 V 15 V 8W 26 Y 20 V 15 V 10 U 7U 7T 5U 5T 4U 4T DCON MS tolerance 0.-0.025 mm. Product Nr. APMX APMX DC DC DN LH OAL DCONMS DCON MS NOF [inch] [mm] [inch] [mm] [mm] [mm] [mm] [inch] [mm] C82010.5X2.0 – – 2.00 – 10.50 3.90 12.0 57.0 – 12.00 6 C82010.5X2.5 – – 2.50 – 10.50 3.90 12.5 57.0 – 12.00 6 C82010.5X3.0 – – 3.00 – 10.50 4.20 13.0 57.0 – 12.00 6 C820204 1) 204 1/16 1.59 1/2 12.70 3.30 11.6 57.0 1/2 12.70 6 C820404 1) 404 1/8 3.18 1/2 12.70 4.85 13.2 57.0 1/2 12.70 6 C82013.5X2.0 – – 2.00 – 13.50 4.00 12.0 57.0 – 12.00 6 C82013.5X2.5 – – 2.50 – 13.50 4.00 12.5 57.0 – 12.00 6 C82013.5X3.0 – – 3.00 – 13.50 5.00 13.0 57.0 – 12.00 6 C82013.5X4.0 – – 4.00 – 13.50 5.00 14.0 57.0 – 12.00 6 C820405 1) 405 1/8 3.18 5/8 15.88 5.65 13.2 57.0 1/2 12.70 6 C820505 1) 505 5/32 3.97 5/8 15.88 6.35 14.0 57.0 1/2 12.70 6 C82016.5X2.5 – – 2.50 – 16.50 4.00 12.5 57.0 – 12.00 6 C82016.5X3.0 – – 3.00 – 16.50 5.00 13.0 57.0 – 12.00 6 C82016.5X4.0 – – 4.00 – 16.50 5.00 14.0 57.0 – 12.00 6 C82016.5X5.0 – – 5.00 – 16.50 5.60 15.0 57.0 – 12.00 6 C820406 1) 406 1/8 3.18 3/4 19.05 5.50 13.2 57.0 1/2 12.70 6 C820506 1) 506 5/32 3.97 3/4 19.05 6.35 14.0 57.0 1/2 12.70 6 C820606 1) 606 3/16 4.76 3/4 19.05 7.15 14.8 57.0 1/2 12.70 6 C82019.5X3.0 – – 3.00 – 19.50 5.60 13.0 57.0 – 12.00 6 C82019.5X4.0 – – 4.00 – 19.50 5.60 14.0 57.0 – 12.00 6 C82019.5X5.0 – – 5.00 – 19.50 6.00 15.0 57.0 – 12.00 6 C820507 1) 507 5/32 3.97 7/8 22.23 6.35 14.0 63.5 1/2 12.70 8 C820607 1) 607 3/16 4.76 7/8 22.23 7.15 14.8 63.5 1/2 12.70 8 C820807 1) 807 1/4 6.35 7/8 22.23 8.75 16.4 63.5 1/2 12.00 8 C82022.5X4.0 – – 4.00 – 22.50 5.60 14.0 63.5 – 12.00 8 178