Ideal 35-520

IDEAL, Step Bit Kit, Electrician's, Consist Of 1: 35-511 1/8 To 1/2 Bit Diameters Sizes (IN), Consist Of 2: 35-513 1/4 To 7/8 Bit Diameters Sizes (IN), Consist Of 3: 35-515 1/4 To 1-1/8 Bit Diameters Sizes (IN), Consist Of 4: 35-517 1/4 To 1-3/8 Bit Diameters Sizes (IN), Includes: 35-511, 35-513, 35-515, And 35-517