The bits included in the DEWALT DW2166 Screwdriver Set are:

• #1 PH 1 inch
• #2 PH 1 inch (15 ct)
• #3 PH 1 inch
• #6 Slotted 1 inch
• #8 Slotted 1 inch (2 ct)
• #10 Slotted 1 inch
• #2 PH 3 1/2 inch
• #8 Slotted 3 1/2 inch
• #1 Sq 1 inch
• #2 Sq 1 inch (6 ct)
• #3 Sq 1 inch DE PH1/SL6 DE PH3/SL10 DE PH2/SL8 (3 ct)
• DE PH2/PH2 (3 ct)
• T15 1 inch
• T20 1 inch
• T25 1 inch