VARI-BIT 
STEP DRILL BITS 
Number of 
Hole 
Hole Sizes 
Sizes 
Part No
.
 
13 
1/8, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 
3/8, 13/32, 3/8, 13/32, 7/16, 15/32, 1/2 
9 
1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16, 1 
9 
1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4 
6 
3/16, 1/4, 5/16, 3/8, 7/16, 1/2 
2 
3/8, 1/2 
1 
7/8 
12 
3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 
11/16, 3/4, 13/16, 7/8 
2 
7/8, 1-1/8 
5 
7/8, 1-1/8, 1-7/32, 1-1/4, 1-3/8 
EXTENSION 
8” Vari-Bit Extension, fits 3/8” drill chuck & larger 
Packaged Individually. 
12 
VARI-BIT KIT 
Furnished in Sturdy Plastic Case 
Number 
Sizes 
of Sizes 
Included 
Part No
.
 
3 
VB1, VB2, VB3 
12-18 
 | 







