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Hardened spring steel Size indication on each blade Imperial blades, sizes: 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 25, 30 & 35 thousandths of an inch Length of blades: 100 mm, Manufacturer: Carl Kammerling International Limited
Hardened spring steel Size indication on each blade Imperial blades, sizes: 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 25, 30 & 35 thousandths of an inch Length of blades: 100 mm, Manufacturer: Carl Kammerling International Limited