Contents: 1” Insert Bits: #1 Phillips(1), #2 Phillips(5), #3 Phillips(1), #1 Square Recess(1), #2 Square Recess (3), #3 Square Recess(2), 8-10 Slotted(1); Nutsetters: 1/4”(1), 5/16”(1), 3/8”(1), 2” Power Bits; #2 Phillips(2), #2 Square Recess(1), 8-10 Slotted(1); 4” Power Bits: #2 Phillips(1), #2 Square Recess(1); 3-1/16” Compact Magnetic Screw Guide(1).