Blade sizes that will fit the No. 4 Handle (Code 8-196) include the No.18, 19, 20, 21, 22, 22A, 23, 24, 25, 25A, 26, 27 and 36 blades
Blade sizes that will fit the No. 3 Handle (Code 8-136) include the No.6, 9, 10, 10A, E/11, 11, 11P, 12, 12D, 13, 14, 15, 15A, 15C, 15T, 16, 40 and SG3 Blades.
Handle Scalpel Swann Morton Stainless Steel Grad
Blade sizes that will fit the No. 4 Handle (Code 8-196) include the No.18, 19, 20, 21, 22, 22A, 23, 24, 25, 25A, 26, 27 and 36 blades
Blade sizes that will fit the No. 3 Handle (Code 8-136) include the No.6, 9, 10, 10A, E/11, 11, 11P, 12, 12D, 13, 14, 15, 15A, 15C, 15T, 16, 40 and SG3 Blades.