ISO Holders Identification Catalogue Classification System For SEC-Tool Holders D T F N R 25 25 M 16 E DTFNR2525M16 Clamping Holder Feed Shank Insert System Style Direction Width Size Chart 1 Chart 3 Chart 5 Chart 7 Chart 9 Insert Seat Clearance Shank Shank For D-Type Shape Angle Height Length Euro- Clamping: Double clamp system Chart 2 Chart 4 Chart 6 Chart 8 Shape: Triangular insert with 91° approach angle Inserts Shank: H = 25mm, W = 25mm, L = 150mm D 1506 External Holders Chart 1 Chart 2 Chart 4 Clamping System Insert Shape Seat Clearance Angle Symbol Clamp Types Example of Structure Symbol Clamp Types Example of Structure Symbol Insert Shape Symbol Insert Shape Symbol Relief Angle Parallelogram Rhombic Top & Hole A 85° 85° M 86° 86¡ A 3° C Top Clamp M Clamp Type Parallelogram B 82° 82¡ O Octagonal B 5° Lever Lock Diamond Type (Insert is C 80° 80¡ P Pentagonal C 7° D Double Clamp P Supported by Diamond 1 face) D 55° 55¡ R Round D 15° Pin Lock Type Diamond (Insert is Screw E 75° 75¡ S Square E 20° E supported by S Clamp Type Diamond 1 face) F 50° 50¡ T Triangular F 25° Diamond Chart 5 H Hexagonal V 35° 35¡ G 30° Feed Direction Parallelogram K W N 0° 55¡ Trigon 80¡ Symbol Right Hand Feed Symbol Neutral Feed Symbol Left Hand Feed 55° L Rectangular P 11° R N L Special O Angle Chart 3 Chart 6 Chart 7 Chart 8 Chart 9 Holder Style Shank Height Shank Width Shank Length Cutting Edge Symbol Shape Offset Symbol Shape Offset Symbol Height (mm) Symbol Width (mm) Symbol Length (mm) Symbol Length (mm) 95¡ With 12 12 12 12 F 80 Eg. for Triangle For Round A 90¡ Nil L 95¡ Offset 16 16 16 16 H 100 Inserts: Inserts: 20 20 20 20 K 125 06 6,9 10 10 B Nil N Nil 25 25 25 25 M 150 08 8,2 12 12 75¡ 63¡ 32 32 32 32 N 160 09 9,6 16 16 With 40 40 40 40 P 170 11 11,0 20 20 D 45¡ Nil R 75¡ Offset 50 50 50 50 Q 180 16 16,5 25 25 Shank S 250 22 22,0 32 32 With Diamater is E 60¡ Nil S Offset 00 Round shank, T 300 27 27,5 45¡ Shown for 33 U 350 33,0 With With Round Shank, F 90¡ Offset T 60¡ Offset For some 2 digits are used for each Products, a With With dimension in mm. Hypen is used G 90¡ Offset U 93¡ Offset Instead of an alphabet. With With J 93¡ Offset W 60¡ Offset With With K 75¡ Offset Y 85¡ Offset D8