Sizes #4 - #32 Milled from Solid Bar Stock
Auger # |
Diameter |
Pitch |
Stem Dia. |
Cu. Inches Per Revolution |
Cu. Centimeters Per Revolution |
# 4 |
1/4" |
1/4" |
.160 |
.012 Cu. In. |
.114 Cu. CM |
# 6 |
3/8" |
1/2" |
3/16" |
.055 Cu. In. |
.671 Cu. CM |
# 8 |
1/2" |
1/2" |
3/16" |
.098 Cu. In. |
1.37 Cu. CM |
#10 |
5/8" |
5/8" |
7/32" |
.192 Cu. In. |
2.73 Cu. CM |
# 12 |
3/4" |
1" |
1/4" |
.441 Cu In. |
7.22 Cu. CM |
#14 |
7/8" |
1-1/4" |
5/16" |
.751 Cu In. |
12.3 Cu. CM |
#16 |
1" |
1-1/4" |
5/16" |
.981 Cu. In. |
16.0 Cu. CM |
#18 |
1-1/8" |
1-1/2" |
5/16" |
1.491 Cu. In. |
24.4 Cu. CM |
#20 |
1-1/4" |
1-1/2" |
5/16" |
1.841 Cu. In. |
30.1 Cu. CM |
#22 |
1-3/8" |
1-1/2" |
3/8" |
2.227 Cu. In. |
36.5 Cu. CM |
#24 |
1-1/2" |
2" |
3/8" |
3.534 Cu. In. |
57.9 Cu. CM |
#26 |
1-5/8" |
2" |
3/8" |
4.147 Cu. In. |
67.9 Cu. CM |
#28 |
1-3/4" |
2" |
1/2" |
4.810 Cu. In. |
78.8 Cu. CM |
#30 |
1-7/8" |
2" |
1/2" |
5.522 Cu. In. |
90.5 Cu. CM |
#32 |
2" |
2" |
1/2" |
6.283 Cu. In. |
103 Cu. CM |
Sizes #36 - #52 Rolled and Welded Construction
Auger # |
Diameter |
Pitch |
Stem Dia |
Cu. Inches Per Revolution |
Cu. Centimeters Per Revolution |
#36 |
2-1/4" |
2-1/2" |
5/8" |
9.940 Cu. In. |
163 Cu. CM |
#40 |
2-1/2" |
2-1/2" |
5/8" |
12.271 Cu. In. |
201 Cu. CM |
#44 |
2-3/4" |
3-1/2" |
5/8" |
20.788 Cu. In. |
340 Cu. CM |
#48 |
3" |
3-1/2" |
5/8" |
24.740 Cu. In. |
405 Cu. CM |
#50 |
3-1/8" |
3-1/2" |
5/8" |
26.844 Cu. In. |
440 Cu. CM |
#52 |
3-1/4" |
3-1/2" |
5/8" |
29.035 Cu. In. |
475 Cu. CM |
Auger size numbers represent 1/16" diameter
(No. 16 = 16/16 = 1 inch auger diameter)