ISO K Cast Iron

0.187in (4.75mm) (2) 0.25in (6.35mm) (7) 0.281in (7.14mm) (2) 0.312in (7.92mm) (12) 0.375in (9.53mm) (36) 0.437in (11.1mm) (42) 0.468in (11.89mm) (4) 0.5in (12.7mm) (109) 0.562in (14.27mm) (68) 0.625in (15.88mm) (97) 0.656in (16.66mm) (6) 0.75in (19.05mm) (249) 0.812in (20.62mm) (28) 0.875in (22.23mm) (25) 0.937in (23.8mm) (30) 25mm (1) 1in (25.4mm) (248) 1.125in (28.58mm) (41) 1.1in (27.94mm) (4) 1.25in (31.75mm) (290) 1.312in (33.32mm) (8) 1.375in (34.93mm) (14) 1.563in (39.7mm) (4) 1.5in (38.1mm) (189) 1.625in (41.28mm) (131) 1.75in (44.45mm) (115) 1.875in (47.63mm) (26) 2in (50.8mm) (318) 2.125in (53.98mm) (14) 2.25in (57.15mm) (129) 2.375in (60.33mm) (48) 2.5in (63.5mm) (105) 2.625in (66.68mm) (41) 2.75in (69.85mm) (150) 2.875in (73.03mm) (20) 3in (76.2mm) (120) 3.125in (79.38mm) (18) 3.25in (82.55mm) (171) 3.375in (85.73mm) (22) 3.5in (88.9mm) (54) 3.625in (92.08mm) (44) 3.75in (95.25mm) (94) 4in (101.6mm) (100) 4.125in (104.78mm) (60) 4.375in (111.13mm) (22) 4.5in (114.3mm) (44) 4.625in (117.48mm) (50) 4.75in (120.65mm) (20) 5.125in (130.18mm) (22) 5in (127mm) (42) 5.5in (139.7mm) (20) 5.625in (142.88mm) (20) 6in (152.4mm) (22) 6.5in (165.1mm) (22)