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1/2 to 1-1/2 Drill Bits

Quality Import 1/2 inch Shank S + D Drills

S and D type drills: 6" overall length with 1/2" reduced shank.
These reduced shank drill bits are made of high speed steel.
These drills drill holes from 33/64" up to 1-1/2" in diameter with a 1/2" drill chuck.
Also known as Silver and Deming drills.

Quantity Price Model Description Size Decimal

$6.50 SDI-33/64
33/64" Quality Import 1/2" Shank Drill WT:114-6 33/64" .5156"

$6.50 SDI-17/32
17/32" Quality Import 1/2" Shank Drill WT:114-11 17/32" .5313"

$6.90 SDI-35/64
35/64" Quality Import 1/2" Shank Drill WT:114-16 35/64" .5469"

$6.90 SDI-9/16
9/16" Quality Import 1/2" Shank Drill WT:114-21 9/16" .5625"

$7.60 SDI-37/64
37/64" Quality Import 1/2" Shank Drill WT:114-26 37/64" .5781"

$7.60 SDI-19/32
19/32" Quality Import 1/2" Shank Drill WT:114-31 19/32" .5938"

$7.80 SDI-39/64
39/64" Quality Import 1/2" Shank Drill WT:114-36 39/64" .6094"

$7.80 SDI-5/8
5/8" Quality Import 1/2" Shank Drill WT:114-41 5/8" .6250"

$8.40 SDI-41/64
41/64" Quality Import 1/2" Shank Drill WT:114-46 41/64" .6406"

$8.40 SDI-21/32
21/32" Quality Import 1/2" Shank Drill WT:114-51 21/32" .6562"

$8.70 SDI-43/64
43/64" Quality Import 1/2" Shank Drill WT:114-56 43/64" .6719"

$8.70 SDI-11/16
11/16" Quality Import 1/2" Shank Drill WT:114-61 11/16" .6875"

$8.90 SDI-45/64
45/64" Quality Import 1/2" Shank Drill WT:114-66 45/64" .7031"

$8.90 SDI-23/32
23/32" Quality Import 1/2" Shank Drill WT:114-71 23/32" .7188"

$9.50 SDI-47/64
47/64" Quality Import 1/2" Shank Drill WT:114-76 47/64" .7344"

$9.50 SDI-3/4
3/4" Quality Import 1/2" Shank Drill WT:114-81 3/4" .7500"

$10.10 SDI-49/64
49/64" Quality Import 1/2" Shank Drill WT:114-86 49/64" .7656"

$10.10 SDI-25/32
25/32" Quality Import 1/2" Shank Drill WT:114-91 25/32" .7812"

$10.70 SDI-51/64
51/64" Quality Import 1/2" Shank Drill WT:114-96 51/64" .7969"

$10.70 SDI-13/16
13/16" Quality Import 1/2" Shank Drill WT:114-101 13/16" .8125"

$11.05 SDI-53/64
53/64" Quality Import 1/2" Shank Drill WT:114-106 53/64" .8281"

$11.05 SDI-27/32
27/32" Quality Import 1/2" Shank Drill WT:114-111 27/32" .8438"

$11.55 SDI-55/64
55/64" Quality Import 1/2" Shank Drill WT:114-116 55/64" .8594"

$11.55 SDI-7/8
7/8" Quality Import 1/2" Shank Drill WT:114-121 7/8" .8750"

$12.00 SDI-57/64
57/64" Quality Import 1/2" Shank Drill WT:114-126 57/64" .8906"

$12.00 SDI-29/32
29/32" Quality Import 1/2" Shank Drill WT:114-131 29/32" .9062"

$12.95 SDI-59/64
59/64" Quality Import 1/2" Shank Drill WT:114-136 59/64" .9219"

$12.95 SDI-15/16
15/16" Quality Import 1/2" Shank Drill WT:114-141 15/16" .9375"

$13.70 SDI-61/64
61/64" Quality Import 1/2" Shank Drill WT:114-146 61/64" .9531"

$13.70 SDI-31/32
31/32" Quality Import 1/2" Shank Drill WT:114-151 31/32" .9688"

$15.00 SDI-63/64
63/64" Quality Import 1/2" Shank Drill WT:114-156 63/64" .9844"

$15.00 SDI-1
1" Quality Import 1/2" Shank Drill WT:114-161 1" 1.0000"

$18.60 SDI-1-1/32
1-1/32" Quality Import 1/2" Shank Drill WT:114-171 1-1/32" 1.0313"

$18.60 SDI-1-1/16
1-1/16" Quality Import 1/2" Shank Drill WT:114-181 1-1/16" 1.0625"

$21.00 SDI-1-3/32
1-3/32" Quality Import 1/2" Shank Drill WT:114-191 1-3/32" 1.0938"

$21.00 SDI-1-1/8
1-1/8" Quality Import 1/2" Shank Drill WT:114-201 1-1/8" 1.1250"

$23.05 SDI-1-5/32
1-5/32" Quality Import 1/2" Shank Drill WT:114-211 1-5/32" 1.1562"

$23.05 SDI-1-3/16
1-3/16" Quality Import 1/2" Shank Drill WT:114-221 1-3/16" 1.1875"

$25.45 SDI-1-7/32
1-7/32" Quality Import 1/2" Shank Drill WT:114-231 1-7/32" 1.2188"

$25.45 SDI-1-1/4
1-1/4" Quality Import 1/2" Shank Drill WT:114-241 1-1/4" 1.2500"

$31.95 SDI-1-9/32
1-9/32" Quality Import 1/2" Shank Drill WT:114-251 1-9/32" 1.2812"

$31.95 SDI-1-5/16
1-5/16" Quality Import 1/2" Shank Drill WT:114-261 1-5/16" 1.3125"

$33.75 SDI-1-11/32
1-11/32" Quality Import 1/2" Shank Drill WT:114-271 1-11/32" 1.3438"

$34.10 SDI-1-3/8
1-3/8" Quality Import 1/2" Shank Drill WT:114-281 1-3/8" 1.3750"

$37.70 SDI-1-13/32
1-13/32" Quality Import 1/2" Shank Drill WT:114-291 1-13/32" 1.4062"

$37.70 SDI-1-7/16
1-7/16" Quality Import 1/2" Shank Drill WT:114-301 1-7/16" 1.4375"

$39.50 SDI-1-15/32
1-15/32" Quality Import 1/2" Shank Drill WT:114-311 1-15/32" 1.4688"

$39.50 SDI-1-1/2
1-1/2" Quality Import 1/2" Shank Drill WT:114-321 1-1/2" 1.5000"

HS USA 1/2 inch Shank S + D Drills

S and D type drills: 6" overall length with 1/2" reduced shank.
High speed steel.
These drills drill holes up to 1-1/2" in diameter with a 1/2" drill chuck.

Made in the USA.
Quantity Price Model Description Size Decimal

$15.16 SDU-33/64
33/64" HS USA 1/2" Shank Drill 0117-0005 33/64" .5156"

$15.70 SDU-17/32
17/32" HS USA 1/2" Shank Drill 0117-0010 17/32" .5313"

$17.15 SDU-35/64
35/64" HS USA 1/2" Shank Drill 0117-0015 35/64" .5469"

$16.70 SDU-9/16
9/16" HS USA 1/2" Shank Drill 0117-0020 9/16" .5625"

$18.45 SDU-37/64
37/64" HS USA 1/2" Shank Drill 0117-0025 37/64" .5781"

$17.95 SDU-19/32
19/32" HS USA 1/2" Shank Drill 0117-0030 19/32" .5938"

$19.30 SDU-39/64
39/64" HS USA 1/2" Shank Drill 0117-0035 39/64" .6094"

$18.80 SDU-5/8
5/8" HS USA 1/2" Shank Drill 0117-0040 5/8" .6250"

$20.60 SDU-41/64
41/64" HS USA 1/2" Shank Drill 0117-0045 41/64" .6406"

$20.05 SDU-21/32
21/32" HS USA 1/2" Shank Drill 0117-0050 21/32" .6562"

$21.45 SDU-43/64
43/64" HS USA 1/2" Shank Drill 0117-0055 43/64" .6719"

$20.80 SDU-11/16
11/16" HS USA 1/2" Shank Drill 0117-0060 11/16" .6875"

$21.70 SDU-45/64
45/64" HS USA 1/2" Shank Drill 0117-0065 45/64" .7031"

$21.10 SDU-23/32
23/32" HS USA 1/2" Shank Drill 0117-0070 23/32" .7188"

$23.60 SDU-47/64
47/64" HS USA 1/2" Shank Drill 0117-0075 47/64" .7344"

$22.96 SDU-3/4
3/4" HS USA 1/2" Shank Drill 0117-0080 3/4" .7500"

$25.20 SDU-49/64
49/64" HS USA 1/2" Shank Drill 0117-0085 49/64" .7656"

$25.50 SDU-25/32
25/32" HS USA 1/2" Shank Drill 0117-0090 25/32" .7812"

$29.50 SDU-51/64
51/64" HS USA 1/2" Shank Drill 0117-0095 51/64" .7969"

$25.80 SDU-13/16
13/16" HS USA 1/2" Shank Drill 0117-0100 13/16" .8125"

$30.60 SDU-53/64
53/64" HS USA 1/2" Shank Drill 0117-0105 53/64" .8281"

$26.65 SDU-27/32
27/32" HS USA 1/2" Shank Drill 0117-0110 27/32" .8438"

$31.75 SDU-55/64
55/64" HS USA 1/2" Shank Drill 0117-0115 55/64" .8594"

$27.65 SDU-7/8
7/8" HS USA 1/2" Shank Drill 0117-0120 7/8" .8750"

$33.15 SDU-57/64
57/64" HS USA 1/2" Shank Drill 0117-0125 57/64" .8906"

$28.90 SDU-29/32
29/32" HS USA 1/2" Shank Drill 0117-0130 29/32" .9062"

$35.45 SDU-59/64
59/64" HS USA 1/2" Shank Drill 0117-0135 59/64" .9219"

$30.90 SDU-15/16
15/16" HS USA 1/2" Shank Drill 0117-0140 15/16" .9375"

$37.50 SDU-61/64
61/64" HS USA 1/2" Shank Drill 0117-0145 61/64" .9531"

$32.70 SDU-31/32
31/32" HS USA 1/2" Shank Drill 0117-0150 31/32" .9688"

$41.75 SDU-63/64
63/64" HS USA 1/2" Shank Drill 0117-0155 63/64" .9844"

$36.40 SDU-1
1" HS USA 1/2" Shank Drill 0117-0160 1" 1.0000"
Out of stock
$50.40 SDU-1-1/16
1-1/16" HS USA 1/2" Shank Drill 0117-0180 1-1/16" 1.0625"
Out of stock
$55.15 SDU-1-1/8
1-1/8" HS USA 1/2" Shank Drill 0117-0200 1-1/8" 1.1250"

$58.75 SDU-1-3/16
1-3/16" HS USA 1/2" Shank Drill 0117-0220 1-3/16" 1.1875"

$64.35 SDU-1-1/4
1-1/4" HS USA 1/2" Shank Drill 0117-0240 1-1/4" 1.2500"

$77.80 SDU-1-5/16
1-5/16" HS USA 1/2" Shank Drill 0117-0260 1-5/16" 1.3125"

$88.85 SDU-1-3/8
1-3/8" HS USA 1/2" Shank Drill 0117-0280 1-3/8" 1.3750"

$97.80 SDU-1-7/16
1-7/16" HS USA 1/2" Shank Drill 0117-0300 1-7/16" 1.4375"

$107.60 SDU-1-1/2
1-1/2" HS USA 1/2" Shank Drill 0117-0320 1-1/2" 1.5000"

Cobalt USA 1/2 inch Shank S + D Drills

6" Overall Length, 1/2" shank "Silver & Deming" Type drills.
Made in the USA. Cobalt steel. 135 degree notched point.
Cobalt drills will take more heat than High Speed Steel drills.
Quantity Price Model Description Size

$28.45 SDC-17/32
17/32" S and D Drill (1/2" shank) USA Cobalt, 0117-0355 17/32"

$28.45 SDC-9/16
9/16" S and D Drill (1/2" shank) USA Cobalt, 0117-0365 9/16"

$32.00 SDC-19/32
19/32" S and D Drill (1/2" shank) USA Cobalt, 0117-0375 19/32"

$32.00 SDC-5/8
5/8" S and D Drill (1/2" shank) USA Cobalt, 0117-0385 5/8"

$35.15 SDC-21/32
21/32" S and D Drill (1/2" shank) USA Cobalt, 0117-0395 21/32"

$35.15 SDC-11/16
11/16" S and D Drill (1/2" shank) USA Cobalt, 0117-0405 11/16"

$39.15 SDC-23/32
23/32" S and D Drill (1/2" shank) USA Cobalt, 0117-0415 23/32"

$39.15 SDC-3/4
3/4" S and D Drill (1/2" shank) USA Cobalt, 0117-0425 3/4"

$43.95 SDC-25/32
25/32" S and D Drill (1/2" shank) USA Cobalt, 0117-0435 25/32"

$43.95 SDC-13/16
13/16" S and D Drill (1/2" shank) USA Cobalt, 0117-0445 13/16"

$47.15 SDC-27/32
27/32" S and D Drill (1/2" shank) USA Cobalt, 0117-0455 27/32"

$47.15 SDC-7/8
7/8" S and D Drill (1/2" shank) USA Cobalt, 0117-0465 7/8"

$52.80 SDC-29/32
29/32" S and D Drill (1/2" shank) USA Cobalt, 0117-0475 29/32"

$52.80 SDC-15/16
15/16" S and D Drill (1/2" shank) USA Cobalt, 0117-0485 15/16"

$62.05 SDC-31/32
31/32" S and D Drill (1/2" shank) USA Cobalt, 0117-0495 31/32"

$62.05 SDC-1
1" S and D Drill (1/2" shank) USA Cobalt, 0117-0505 1"