ANSI B94.11M
straight shank twist drills
¡¡
Manufacturing process:
rolled, milled or fully ground |
|
Material: HSS (HSS-E are
available) |
Point angle: 118¡ãor 135º
split point Flute type: N |
Finish: black oxide,
bright, polished, or Ti-coated |
Diameter:
1/64--11/16inch, 3/64-23/32inch, A-Z |
JOBBER
Diameter |
L2 |
L1 |
Diameter |
L2 |
L1 |
Diameter |
L2 |
L1 |
Inch |
No./Ltr |
Dec. Equiv. |
Inch |
No./Ltr |
Dec. Equiv. |
Inch |
No./Ltr |
Dec. Equiv. |
- |
90 |
0.221 |
2 |
19 |
- |
- |
1.35 |
22 |
48 |
- |
30 |
3.264 |
41 |
70 |
- |
89 |
0.231 |
2 |
19 |
- |
54 |
1.397 |
22 |
48 |
- |
- |
3.3 |
44 |
73 |
- |
88 |
0.241 |
2 |
19 |
- |
- |
1.4 |
22 |
48 |
- |
- |
3.4 |
44 |
73 |
- |
87 |
0.254 |
2 |
19 |
- |
- |
1.45 |
22 |
48 |
- |
29 |
3.454 |
44 |
73 |
- |
86 |
0.267 |
2.5 |
19 |
- |
- |
1.5 |
22 |
48 |
- |
- |
3.5 |
44 |
73 |
- |
85 |
0.28 |
2.5 |
19 |
- |
53 |
1.511 |
22 |
48 |
- |
28 |
3.569 |
44 |
73 |
- |
84 |
0.292 |
2.5 |
19 |
- |
- |
1.55 |
22 |
48 |
9/64 |
- |
3.571 |
44 |
73 |
- |
83 |
0.305 |
2.5 |
19 |
1/16" |
- |
1.588 |
22 |
48 |
- |
- |
3.6 |
48 |
76 |
- |
82 |
0.318 |
2.5 |
19 |
- |
52 |
1.6 |
22 |
48 |
- |
27 |
3.658 |
48 |
76 |
- |
81 |
0.33 |
2.5 |
19 |
- |
- |
1.613 |
22 |
48 |
- |
- |
3.7 |
48 |
76 |
- |
80 |
0.343 |
3 |
19 |
- |
- |
1.65 |
25 |
51 |
- |
26 |
3.734 |
48 |
76 |
- |
79 |
0.368 |
3 |
19 |
- |
- |
1.7 |
25 |
51 |
- |
25 |
3.797 |
48 |
76 |
1/64 |
- |
0.396 |
5 |
19 |
- |
51 |
1.702 |
25 |
51 |
- |
- |
3.8 |
48 |
76 |
- |
- |
0.4 |
5 |
19 |
- |
- |
1.75 |
25 |
51 |
- |
24 |
3.861 |
51 |
79 |
- |
78 |
0.406 |
5 |
22 |
- |
- |
1.778 |
25 |
51 |
- |
- |
3.9 |
51 |
79 |
- |
- |
0.42 |
5 |
22 |
- |
- |
1.8 |
25 |
51 |
- |
23 |
3.912 |
51 |
79 |
- |
- |
0.45 |
5 |
22 |
- |
- |
1.85 |
25 |
51 |
5/32 |
- |
3.967 |
51 |
79 |
- |
77 |
0.457 |
5 |
22 |
- |
49 |
1.859 |
25 |
51 |
- |
22 |
3.988 |
51 |
79 |
- |
- |
0.48 |
5 |
22 |
- |
- |
1.9 |
25 |
51 |
- |
- |
4 |
54 |
83 |
- |
- |
0.505 |
5 |
22 |
- |
48 |
1.93 |
25 |
51 |
- |
21 |
4.039 |
54 |
83 |
- |
76 |
0.508 |
5 |
22 |
- |
- |
1.95 |
25 |
51 |
- |
20 |
4.089 |
54 |
83 |
- |
75 |
0.533 |
6 |
25 |
5/64 |
- |
1.984 |
25 |
51 |
- |
- |
4.1 |
54 |
83 |
- |
- |
0.55 |
6 |
25 |
- |
47 |
1.994 |
25 |
51 |
- |
- |
4.2 |
54 |
83 |
- |
74 |
0.572 |
6 |
25 |
- |
- |
2 |
25 |
51 |
- |
19 |
4.216 |
54 |
83 |
- |
- |
0.6 |
8 |
29 |
- |
- |
2.05 |
29 |
54 |
- |
- |
4.3 |
54 |
83 |
- |
73 |
0.61 |
8 |
29 |
- |
46 |
2.057 |
29 |
54 |
- |
18 |
4.305 |
54 |
83 |
- |
72 |
0.635 |
8 |
29 |
- |
45 |
2.083 |
29 |
54 |
11/64 |
- |
4.366 |
54 |
83 |
- |
- |
0.65 |
10 |
32 |
- |
- |
2.1 |
29 |
54 |
- |
17 |
4.394 |
56 |
86 |
- |
71 |
0.66 |
10 |
32 |
- |
- |
2.15 |
29 |
54 |
- |
- |
4.4 |
56 |
86 |
- |
- |
0.7 |
10 |
32 |
- |
44 |
2.184 |
29 |
54 |
- |
16 |
4.496 |
56 |
86 |
- |
70 |
0.711 |
10 |
32 |
- |
- |
2.2 |
32 |
57 |
- |
- |
4.5 |
56 |
86 |
- |
69 |
0.742 |
13 |
35 |
- |
- |
2.25 |
32 |
57 |
- |
15 |
4.572 |
56 |
86 |
- |
- |
0.75 |
13 |
35 |
- |
43 |
2.261 |
32 |
57 |
- |
- |
4.6 |
56 |
86 |
- |
68 |
0.787 |
13 |
35 |
- |
- |
2.3 |
32 |
57 |
- |
14 |
4.632 |
56 |
86 |
1/32 |
- |
0.792 |
13 |
35 |
- |
- |
2.35 |
32 |
57 |
- |
13 |
4.7 |
59 |
89 |
- |
- |
0.8 |
13 |
35 |
- |
42 |
2.375 |
32 |
57 |
3/16" |
- |
4.762 |
59 |
89 |
- |
67 |
0.813 |
13 |
35 |
3/32 |
- |
2.383 |
32 |
57 |
- |
12 |
4.8 |
59 |
89 |
- |
66 |
0.838 |
13 |
35 |
- |
- |
2.4 |
35 |
60 |
- |
11 |
4.851 |
59 |
89 |
- |
- |
0.85 |
16 |
38 |
- |
41 |
2.438 |
35 |
60 |
- |
- |
4.9 |
62 |
92 |
- |
65 |
0.889 |
16 |
38 |
- |
- |
2.45 |
35 |
60 |
- |
10 |
4.915 |
62 |
92 |
- |
- |
0.889 |
16 |
38 |
- |
40 |
2.489 |
35 |
60 |
- |
9 |
4.978 |
62 |
92 |
- |
64 |
0.914 |
16 |
38 |
- |
- |
2.5 |
35 |
60 |
- |
- |
5 |
62 |
92 |
- |
63 |
0.94 |
16 |
38 |
- |
39 |
2.527 |
35 |
60 |
- |
8 |
5.045 |
62 |
92 |
- |
- |
0.95 |
16 |
38 |
- |
38 |
2.578 |
37 |
64 |
- |
- |
5.1 |
62 |
92 |
- |
62 |
0.965 |
16 |
38 |
- |
- |
2.6 |
37 |
64 |
- |
7 |
5.105 |
62 |
92 |
- |
61 |
0.991 |
17 |
41 |
- |
37 |
2.642 |
37 |
64 |
13/64 |
- |
5.159 |
62 |
92 |
- |
- |
1 |
17 |
41 |
- |
- |
2.7 |
37 |
64 |
- |
6 |
5.182 |
64 |
95 |
- |
60 |
1.016 |
17 |
41 |
- |
36 |
2.705 |
37 |
64 |
- |
- |
5.2 |
64 |
95 |
- |
59 |
1.041 |
17 |
41 |
7/64 |
- |
2.779 |
38 |
67 |
- |
5 |
5.22 |
64 |
95 |
- |
- |
1.05 |
17 |
41 |
- |
35 |
2.794 |
38 |
67 |
- |
- |
5.3 |
64 |
95 |
- |
58 |
1.067 |
17 |
41 |
- |
- |
2.8 |
38 |
67 |
- |
4 |
5.309 |
64 |
95 |
- |
57 |
1.092 |
19 |
44 |
- |
34 |
2.819 |
38 |
67 |
- |
- |
5.4 |
64 |
95 |
- |
- |
1.1 |
19 |
44 |
- |
33 |
2.87 |
38 |
67 |
- |
3 |
5.41 |
64 |
95 |
- |
- |
1.15 |
19 |
44 |
- |
- |
2.9 |
41 |
70 |
- |
- |
5.5 |
64 |
95 |
- |
56 |
1.181 |
19 |
44 |
- |
32 |
2.946 |
41 |
70 |
7/32 |
- |
5.558 |
64 |
95 |
3/64 |
- |
1.191 |
19 |
44 |
- |
- |
3 |
41 |
70 |
- |
- |
5.6 |
67 |
98 |
- |
- |
1.2 |
22 |
48 |
- |
31 |
3.048 |
41 |
70 |
- |
2 |
5.613 |
67 |
98 |
- |
- |
1.25 |
22 |
48 |
- |
- |
3.1 |
41 |
70 |
- |
- |
5.7 |
67 |
98 |
- |
55 |
1.3 |
22 |
48 |
1/8 |
- |
3.175 |
41 |
70 |
- |
1 |
5.791 |
67 |
98 |
- |
- |
1.321 |
22 |
48 |
- |
- |
3.2 |
41 |
70 |
¡¡ |
¡¡ |
¡¡ |
¡¡ |
¡¡ |
FRACTIONAL
D |
L2 |
L1 |
D |
L2 |
L1 |
3/64" |
1/2" |
1-3/8" |
25/64" |
1-7/8" |
3-1/4" |
1/16" |
5/8" |
1-5/8" |
13/32" |
1-15/16" |
3-5/16" |
5/64" |
11/16" |
1-11/16" |
27/64" |
2" |
3-3/8" |
3/32" |
3/4" |
1-3/4" |
7/16" |
2-1/16" |
3-7/16" |
7/64" |
13/16" |
1-13/16" |
29/64" |
2-1/8" |
3-9/16" |
1/8" |
7/8" |
1-7/8" |
15/32" |
2-1/8" |
3-5/8" |
9/64" |
15/16" |
1-15/16" |
31/64" |
2-3/16" |
3-11/16" |
5/32" |
1" |
2-1/16" |
1/2" |
2-1/4" |
3-3/4" |
11/64" |
1-1/16" |
2-1/8" |
33/64" |
2-3/8" |
3-7/8" |
3/16" |
1-1/8" |
2-3/16" |
17/32" |
2-3/8" |
3-7/8" |
13/64" |
1-3/16" |
2-1/4" |
35/64" |
2-1/2" |
4" |
7/32" |
1-1/4" |
2-3/8" |
9/16" |
2-1/2" |
4" |
15/64" |
1-5/16" |
2-7/16" |
37/64" |
2-5/8" |
4-1/8" |
1/4" |
1-3/8" |
2-1/2" |
19/32" |
2-5/8" |
4-1/8" |
17/64" |
1-7/16" |
2-5/8" |
39/64" |
2-3/4" |
4-1/4" |
9/32" |
1-1/2" |
2-11/16" |
5/8" |
2-3/4" |
4-1/4" |
19/64" |
1-9/16" |
2-3/4" |
41/64" |
2-7/8" |
4-1/2" |
5/16" |
1-5/8" |
2-13/16" |
21/32" |
2-7/8" |
4-1/2" |
21/64" |
1-11/16" |
2-15/16" |
43/64" |
2-7/8" |
4-5/8" |
11/32" |
1-11/16" |
3" |
11/16" |
2-7/8" |
4-5/8" |
23/64" |
1-3/4" |
3-1/16" |
46/64" |
3" |
4-3/4" |
3/8" |
1-13/16" |
3-1/8" |
23/32" |
3" |
4-3/4" |
LETTER
D |
Dec. Equiv. |
L1 |
L2 |
D |
Dec. Equiv. |
L1 |
L2 |
A |
0.234 |
3-7/8" |
37384 |
N |
0.302 |
4-3/8" |
3-1/16" |
B |
0.238 |
4" |
2-3/8" |
O |
0.316 |
4-1/2" |
3-1/16" |
C |
0.242 |
4" |
2-3/4" |
P |
0.323 |
4-5/8" |
3-5/16" |
D |
0.246 |
4" |
2-3/4" |
Q |
0.332 |
4-3/4" |
3-7/16" |
E |
0.25 |
4" |
2-3/4" |
R |
0.339 |
4-3/4" |
3-7/16" |
F |
0.257 |
4-1/8" |
2-7/8" |
S |
0.348 |
4-7/8" |
3-1/2" |
G |
0.261 |
4-1/8" |
2-7/8" |
T |
0.358 |
4-7/8" |
3-1/2" |
H |
0.266 |
4-1/8" |
2-7/8" |
U |
0.368 |
5" |
3-5/8" |
I |
0.272 |
4-1/8" |
2-7/8" |
V |
0.377 |
5" |
3-5/8" |
J |
0.277 |
4-1/8" |
2-7/8" |
W |
0.386 |
5-1/8" |
3-3/4" |
K |
0.281 |
4-1/4" |
2-15/16" |
X |
0.397 |
5-1/8" |
3-3/4" |
L |
0.29 |
4-1/4" |
2-15/16" |
Y |
0.404 |
5-1/4" |
3-7/8" |
M |
0.295 |
4-3/8" |
3-1/16" |
Z |
0.413 |
5-1/4" |
3-7/8" |