INDEXABLE DRILLS DFN A-8D-IQ Indexable Head Drills with Dk7 dh6 D3 Coolant Holes and One Flat Shank, Drilling Depth 8xD L1 L4 Designation D min(1) D max L d D3 L1 L4 Po. Size DFN 330-264-32A-8D-IQ 33.00 33.90 264.0 32.00 42.00 302.0 60.0 33.0 K DFN 30-40 DFN 340-272-32A-8D-IQ 34.00 34.90 272.0 32.00 42.00 311.2 60.0 34.0 K DFN 30-40 DFN 350-280-32A-8D-IQ 35.00 35.90 280.0 32.00 42.00 320.3 60.0 35.0 K DFN 30-40 DFN 360-288-32A-8D-IQ 36.00 36.90 288.0 32.00 42.00 329.5 60.0 36.0 K DFN 30-40 DFN 370-296-32A-8D-IQ 37.00 37.90 296.0 32.00 42.00 338.6 60.0 37.0 K DFN 30-40 DFN 380-304-32A-8D-IQ 38.00 38.90 304.0 32.00 42.00 347.8 60.0 38.0 K DFN 30-40 DFN 390-312-32A-8D-IQ 39.00 40.00 312.0 32.00 42.00 356.9 60.0 39.0 K DFN 30-40 • For user guide and cutting conditions, see pages 507 (1) Do not mount smaller drilling heads other than the specified range of the drill body For inserts, see pages: HFP-IQ (506) 60° 1.0 HFP-IQ Exchangeable DFN Drill Heads for D Carbon and Alloy Steel (ISO P) and Cast Iron (ISO K) h1 S Dimensions IC908 Designation D S h1 Po. Size HFP 330-IQ 33.00 18.50 11.2 33.0 • HFP 333-IQ 33.30 18.50 11.2 33.0 • HFP 335-IQ 33.50 18.50 11.2 33.0 • HFP 339-IQ 33.90 18.50 11.2 33.0 • HFP 340-IQ 34.00 19.70 12.1 34.0 • HFP 343-IQ 34.30 19.70 12.1 34.0 • HFP 345-IQ 34.50 19.70 12.1 34.0 • HFP 350-IQ 35.00 19.70 12.1 35.0 • HFP 355-IQ 35.50 19.70 12.1 35.0 • HFP 360-IQ 36.00 20.80 12.7 36.0 • HFP 365-IQ 36.50 20.80 12.7 36.0 • HFP 370-IQ 37.00 20.80 12.8 37.0 • HFP 375-IQ 37.50 20.80 12.8 37.0 • HFP 380-IQ 38.00 22.00 13.8 38.0 • HFP 385-IQ 38.50 22.00 13.8 38.0 • HFP 390-IQ 39.00 22.00 13.6 39.0 • HFP 395-IQ 39.50 22.00 13.6 39.0 • HFP 400-IQ 40.00 23.00 14.4 39.0 • • Intermediate sizes can be supplied on request For tools, see pages: DFN A-1.5D-IQ (505) • DFN A-3D-IQ (505) • DFN A-5D-IQ (505) • DFN A-8D-IQ (506) 506 ISCAR