Employing high quality alloy steel for drilling body and tungsten carbide for drilling tip, and in combination with various types of electric hammer. The drill is one of the most efficient tools suitably and widely used for hole drilling in hard materials like concerte and brick in construction & installation industries
Auger drill bits |
|
4" |
5" |
6" |
7" |
8" |
9" |
10" |
11" |
12" |
16" |
17" |
18" |
20" |
24" |
26" |
32" |
39" |
Specification |
100 |
125 |
155 |
185 |
200 |
230 |
250 |
280 |
300 |
400 |
420 |
460 |
500 |
600 |
650 |
800 |
1000 |
6 |
1/4 |
0.318 |
0.318 |
0.318 |
0.318 |
0.318 |
0.353 |
0.400 |
0.415 |
0.433 |
0.477 |
0.494 |
0.531 |
0.755 |
0.926 |
|
|
|
8 |
5/16 |
0.337 |
0.337 |
0.337 |
0.337 |
0.338 |
0.372 |
0.418 |
0.451 |
0.477 |
0.540 |
0.577 |
0.612 |
0.881 |
1.076 |
|
|
|
10 |
3/8 |
0.353 |
0.353 |
0.353 |
0.388 |
0.353 |
0.388 |
0.473 |
0.514 |
0.579 |
0.663 |
0.725 |
0.764 |
1.009 |
1.170 |
|
|
|
11 |
7/16 |
0.372 |
0.372 |
0.388 |
0.407 |
0.444 |
0.488 |
0.536 |
0.545 |
0.597 |
0.725 |
0.771 |
0.806 |
1.065 |
1.225 |
|
|
|
12 |
15/32 |
0.372 |
0.388 |
0.432 |
0.459 |
0.474 |
0.521 |
0.618 |
0.637 |
0.672 |
0.745 |
0.796 |
0.837 |
1.152 |
1.272 |
1.530 |
1.837 |
2.485 |
13 |
1/2 |
0.388 |
0.407 |
0.459 |
0.508 |
0.531 |
0.584 |
0.629 |
0.672 |
0.716 |
0.793 |
0.833 |
0.874 |
1.315 |
1.568 |
1.765 |
2.160 |
2.701 |
14 |
9/16 |
0.443 |
0.479 |
0.530 |
0.567 |
0.561 |
0.617 |
0.692 |
0.708 |
0.752 |
0.887 |
0.903 |
0.893 |
1.399 |
1.602 |
1.870 |
2.303 |
2.834 |
15 |
19/32 |
0.468 |
0.515 |
0.558 |
0.605 |
0.614 |
0.675 |
0.784 |
0.866 |
0.891 |
0.977 |
1.014 |
1.067 |
1.432 |
1.671 |
2.013 |
2.388 |
3.205 |
16 |
5/8 |
0.490 |
0.528 |
0.579 |
0.619 |
0.686 |
0.755 |
0.828 |
0.921 |
0.955 |
1.016 |
1.091 |
1.136 |
1.570 |
1.716 |
2.165 |
2.473 |
3.720 |
17 |
21/32 |
0.520 |
0.553 |
0.619 |
0.704 |
0.747 |
0.822 |
0.880 |
0.989 |
1.089 |
1.194 |
1.249 |
1.340 |
1.842 |
1.996 |
2.353 |
2.575 |
3.911 |
18 |
11/16 |
0.537 |
0.570 |
0.652 |
0.721 |
0.777 |
0.855 |
0.967 |
1.089 |
1.157 |
1.279 |
1.398 |
1.467 |
1.621 |
2.064 |
2.541 |
2.951 |
4.068 |
19 |
3/4 |
0.570 |
0.587 |
0.679 |
0.738 |
0.837 |
0.921 |
1.049 |
1.140 |
1.207 |
1.432 |
1.467 |
1.621 |
2.064 |
2.234 |
2.661 |
3.223 |
4.350 |
20 |
25/32 |
0.587 |
0.603 |
0.686 |
0.770 |
0.861 |
0.941 |
1.087 |
1.190 |
1.280 |
1.544 |
1.570 |
1.705 |
2.117 |
2.327 |
2.813 |
3.497 |
4.673 |
21 |
13/16 |
0.603 |
0.646 |
0.722 |
0.800 |
0.941 |
1.035 |
1.208 |
1.274 |
1.357 |
1.671 |
1.792 |
1.928 |
2.388 |
2.626 |
2.968 |
4.077 |
4.834 |
22 |
27/32 |
0.627 |
0.682 |
0.765 |
0.847 |
0.956 |
1.052 |
1.243 |
1.323 |
1.425 |
1.723 |
1.911 |
2.020 |
2.592 |
2.729 |
3.105 |
4.315 |
4.994 |
23 |
7/8 |
0.652 |
0.715 |
0.805 |
0.898 |
0.998 |
1.098 |
1.328 |
1.474 |
1.575 |
1.911 |
1.978 |
2.047 |
2.729 |
2.900 |
3.293 |
4.468 |
5.155 |
24 |
15/16 |
0.683 |
0.733 |
0.848 |
0.947 |
1.058 |
1.164 |
1.415 |
1.524 |
1.641 |
1.978 |
2.031 |
2.122 |
2.866 |
3.027 |
3.463 |
4.656 |
5.316 |
25 |
31/32 |
0.713 |
0.784 |
0.894 |
0.999 |
1.121 |
1.233 |
1.484 |
1.592 |
1.708 |
2.183 |
2.285 |
2.466 |
3.036 |
3.175 |
3.685 |
4.947 |
5.559 |
26 |
1 |
0.745 |
0.818 |
0.938 |
1.054 |
1.190 |
1.309 |
1.552 |
1.659 |
1.777 |
2.353 |
2.423 |
2.661 |
3.205 |
3.412 |
3.820 |
5.286 |
5.881 |
28 |
1-1/8 |
0.807 |
0.900 |
1.032 |
1.153 |
1.340 |
1.474 |
1.658 |
1.760 |
1.877 |
2.527 |
2.745 |
3.087 |
3.445 |
3.770 |
4.127 |
5.834 |
6.282 |
30 |
1-3/16 |
0.755 |
1.032 |
1.155 |
1.304 |
1.524 |
1.676 |
1.863 |
1.877 |
2.126 |
2.883 |
3.310 |
3.445 |
3.974 |
4.333 |
4.486 |
6.515 |
6.766 |
32 |
1-1/4 |
0.965 |
1.089 |
1.258 |
1.258 |
1.381 |
1.519 |
1.898 |
2.126 |
2.278 |
3.121 |
3.615 |
3.837 |
4.230 |
4.776 |
5.544 |
7.539 |
7.572 |
34 |
1-1/32 |
1.068 |
1.200 |
1.400 |
1.598 |
1.858 |
2.044 |
2.278 |
2.496 |
2.696 |
3.615 |
4.077 |
4.333 |
4.776 |
5.199 |
5.766 |
7.998 |
8.378 |
35 |
1-3/8 |
1.161 |
1.301 |
1.509 |
1.720 |
1.995 |
2.195 |
2.571 |
2.647 |
2.848 |
3.923 |
4.299 |
4.588 |
5.152 |
5.407 |
6.106 |
9.040 |
9.892 |
36 |
1-13/32 |
1.213 |
1.418 |
1.586 |
1.807 |
2.101 |
2.311 |
2.710 |
2.763 |
3.049 |
4.264 |
4.554 |
4.794 |
5.526 |
5.848 |
6.686 |
9.858 |
10.471 |
38 |
1-1/2 |
1.298 |
1.458 |
1.708 |
2.136 |
2.451 |
2.696 |
2.916 |
3.083 |
3.284 |
4.656 |
4.810 |
5.066 |
5.988 |
6.318 |
7.164 |
10.745 |
11.277 |
40 |
1-9/16 |
1.516 |
1.665 |
1.942 |
2.379 |
2.614 |
3.016 |
3.226 |
3.266 |
3.551 |
5.100 |
5.544 |
5.799 |
6.157 |
6.816 |
7.505 |
11.838 |
12.242 |