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HS Reduced Shank Drills

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

$5.40 SDI-33/64
33/64" Quality Import 1/2" Shank Drill 33/64" .5156"

$5.40 SDI-17/32
17/32" Quality Import 1/2" Shank Drill 17/32" .5313"

$5.75 SDI-35/64
35/64" Quality Import 1/2" Shank Drill 35/64" .5469"

$5.75 SDI-9/16
9/16" Quality Import 1/2" Shank Drill 9/16" .5625"

$6.30 SDI-37/64
37/64" Quality Import 1/2" Shank Drill 37/64" .5781"

$6.30 SDI-19/32
19/32" Quality Import 1/2" Shank Drill 19/32" .5938"

$6.50 SDI-39/64
39/64" Quality Import 1/2" Shank Drill 39/64" .6094"

$6.50 SDI-5/8
5/8" Quality Import 1/2" Shank Drill 5/8" .6250"

$7.00 SDI-41/64
41/64" Quality Import 1/2" Shank Drill 41/64" .6406"

$7.00 SDI-21/32
21/32" Quality Import 1/2" Shank Drill 21/32" .6562"

$7.25 SDI-43/64
43/64" Quality Import 1/2" Shank Drill 43/64" .6719"

$7.25 SDI-11/16
11/16" Quality Import 1/2" Shank Drill 11/16" .6875"

$7.40 SDI-45/64
45/64" Quality Import 1/2" Shank Drill 45/64" .7031"

$7.40 SDI-23/32
23/32" Quality Import 1/2" Shank Drill 23/32" .7188"

$7.90 SDI-47/64
47/64" Quality Import 1/2" Shank Drill 47/64" .7344"

$7.90 SDI-3/4
3/4" Quality Import 1/2" Shank Drill 3/4" .7500"

$8.40 SDI-49/64
49/64" Quality Import 1/2" Shank Drill 49/64" .7656"

$8.40 SDI-25/32
25/32" Quality Import 1/2" Shank Drill 25/32" .7812"

$8.90 SDI-51/64
51/64" Quality Import 1/2" Shank Drill 51/64" .7969"

$8.90 SDI-13/16
13/16" Quality Import 1/2" Shank Drill 13/16" .8125"

$9.20 SDI-53/64
53/64" Quality Import 1/2" Shank Drill 53/64" .8281"

$9.20 SDI-27/32
27/32" Quality Import 1/2" Shank Drill 27/32" .8438"

$9.60 SDI-55/64
55/64" Quality Import 1/2" Shank Drill 55/64" .8594"

$9.60 SDI-7/8
7/8" Quality Import 1/2" Shank Drill 7/8" .8750"

$10.00 SDI-57/64
57/64" Quality Import 1/2" Shank Drill 57/64" .8906"

$10.00 SDI-29/32
29/32" Quality Import 1/2" Shank Drill 29/32" .9062"

$10.80 SDI-59/64
59/64" Quality Import 1/2" Shank Drill 59/64" .9219"

$10.80 SDI-15/16
15/16" Quality Import 1/2" Shank Drill 15/16" .9375"

$11.40 SDI-61/64
61/64" Quality Import 1/2" Shank Drill 61/64" .9531"

$11.40 SDI-31/32
31/32" Quality Import 1/2" Shank Drill 31/32" .9688"

$12.50 SDI-63/64
63/64" Quality Import 1/2" Shank Drill 63/64" .9844"

$12.50 SDI-1
1" Quality Import 1/2" Shank Drill 1" 1.0000"

$15.50 SDI-1-1/32
1-1/32" Quality Import 1/2" Shank Drill 1-1/32" 1.0313"

$15.50 SDI-1-1/16
1-1/16" Quality Import 1/2" Shank Drill 1-1/16" 1.0625"

$17.50 SDI-1-3/32
1-3/32" Quality Import 1/2" Shank Drill 1-3/32" 1.0938"

$17.50 SDI-1-1/8
1-1/8" Quality Import 1/2" Shank Drill 1-1/8" 1.1250"

$19.20 SDI-1-5/32
1-5/32" Quality Import 1/2" Shank Drill 1-5/32" 1.1562"

$19.20 SDI-1-3/16
1-3/16" Quality Import 1/2" Shank Drill 1-3/16" 1.1875"

$21.20 SDI-1-7/32
1-7/32" Quality Import 1/2" Shank Drill 1-7/32" 1.2188"

$21.20 SDI-1-1/4
1-1/4" Quality Import 1/2" Shank Drill 1-1/4" 1.2500"

$26.60 SDI-1-9/32
1-9/32" Quality Import 1/2" Shank Drill 1-9/32" 1.2812"

$26.60 SDI-1-5/16
1-5/16" Quality Import 1/2" Shank Drill 1-5/16" 1.3125"

$28.10 SDI-1-11/32
1-11/32" Quality Import 1/2" Shank Drill 1-11/32" 1.3438"

$28.40 SDI-1-3/8
1-3/8" Quality Import 1/2" Shank Drill 1-3/8" 1.3750"

$31.40 SDI-1-13/32
1-13/32" Quality Import 1/2" Shank Drill 1-13/32" 1.4062"

$31.40 SDI-1-7/16
1-7/16" Quality Import 1/2" Shank Drill 1-7/16" 1.4375"

$32.90 SDI-1-15/32
1-15/32" Quality Import 1/2" Shank Drill 1-15/32" 1.4688"

$32.90 SDI-1-1/2
1-1/2" Quality Import 1/2" Shank Drill 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

$11.20 SDU-33/64
33/64" HS USA 1/2" Shank Drill 33/64" .5156"

$10.90 SDU-17/32
17/32" HS USA 1/2" Shank Drill 17/32" .5313"

$11.90 SDU-35/64
35/64" HS USA 1/2" Shank Drill 35/64" .5469"

$11.60 SDU-9/16
9/16" HS USA 1/2" Shank Drill 9/16" .5625"

$12.80 SDU-37/64
37/64" HS USA 1/2" Shank Drill 37/64" .5781"

$12.45 SDU-19/32
19/32" HS USA 1/2" Shank Drill 19/32" .5938"

$13.40 SDU-39/64
39/64" HS USA 1/2" Shank Drill 39/64" .6094"

$13.05 SDU-5/8
5/8" HS USA 1/2" Shank Drill 5/8" .6250"

$14.30 SDU-41/64
41/64" HS USA 1/2" Shank Drill 41/64" .6406"

$13.90 SDU-21/32
21/32" HS USA 1/2" Shank Drill 21/32" .6562"

$14.90 SDU-43/64
43/64" HS USA 1/2" Shank Drill 43/64" .6719"

$14.45 SDU-11/16
11/16" HS USA 1/2" Shank Drill 11/16" .6875"

$15.05 SDU-45/64
45/64" HS USA 1/2" Shank Drill 45/64" .7031"

$14.65 SDU-23/32
23/32" HS USA 1/2" Shank Drill 23/32" .7188"

$16.40 SDU-47/64
47/64" HS USA 1/2" Shank Drill 47/64" .7344"

$15.95 SDU-3/4
3/4" HS USA 1/2" Shank Drill 3/4" .7500"

$17.50 SDU-49/64
49/64" HS USA 1/2" Shank Drill 49/64" .7656"

$17.00 SDU-25/32
25/32" HS USA 1/2" Shank Drill 25/32" .7812"

$20.50 SDU-51/64
51/64" HS USA 1/2" Shank Drill 51/64" .7969"

$17.90 SDU-13/16
13/16" HS USA 1/2" Shank Drill 13/16" .8125"

$21.25 SDU-53/64
53/64" HS USA 1/2" Shank Drill 53/64" .8281"

$18.50 SDU-27/32
27/32" HS USA 1/2" Shank Drill 27/32" .8438"

$22.05 SDU-55/64
55/64" HS USA 1/2" Shank Drill 55/64" .8594"

$19.20 SDU-7/8
7/8" HS USA 1/2" Shank Drill 7/8" .8750"

$23.00 SDU-57/64
57/64" HS USA 1/2" Shank Drill 57/64" .8906"

$20.05 SDU-29/32
29/32" HS USA 1/2" Shank Drill 29/32" .9062"

$24.60 SDU-59/64
59/64" HS USA 1/2" Shank Drill 59/64" .9219"

$21.45 SDU-15/16
15/16" HS USA 1/2" Shank Drill 15/16" .9375"

$26.05 SDU-61/64
61/64" HS USA 1/2" Shank Drill 61/64" .9531"

$22.70 SDU-31/32
31/32" HS USA 1/2" Shank Drill 31/32" .9688"

$29.00 SDU-63/64
63/64" HS USA 1/2" Shank Drill 63/64" .9844"

$25.25 SDU-1
1" HS USA 1/2" Shank Drill 1" 1.0000"
Out of stock
$35.00 SDU-1-1/16
1-1/16" HS USA 1/2" Shank Drill 1-1/16" 1.0625"

$38.30 SDU-1-1/8
1-1/8" HS USA 1/2" Shank Drill 1-1/8" 1.1250"

$40.80 SDU-1-3/16
1-3/16" HS USA 1/2" Shank Drill 1-3/16" 1.1875"

$44.70 SDU-1-1/4
1-1/4" HS USA 1/2" Shank Drill 1-1/4" 1.2500"

$54.00 SDU-1-5/16
1-5/16" HS USA 1/2" Shank Drill 1-5/16" 1.3125"

$61.70 SDU-1-3/8
1-3/8" HS USA 1/2" Shank Drill 1-3/8" 1.3750"

$67.90 SDU-1-7/16
1-7/16" HS USA 1/2" Shank Drill 1-7/16" 1.4375"

$74.70 SDU-1-1/2
1-1/2" HS USA 1/2" Shank Drill 1-1/2" 1.5000"

Cobalt Triumph Twist Drill 1/2 inch Shank S + D Drills

6" Overall Length. Silver & Deming Type.
Cobalt drills will take more heat than High Speed Steel drills.
Made by Triumph Twist Drill.
Quantity Price Model Description Size

$28.45 SDC-17/32
17/32" Cobalt Triumph Twist Drill 1/2" Shank Drill 17/32"

$28.45 SDC-9/16
9/16" Cobalt Triumph Twist Drill 1/2" Shank Drill 9/16"

$32.00 SDC-19/32
19/32" Cobalt Triumph Twist Drill 1/2" Shank Drill 19/32"

$32.00 SDC-5/8
5/8" Cobalt Triumph Twist Drill 1/2" Shank Drill 5/8"

$35.15 SDC-21/32
21/32" Cobalt Triumph Twist Drill 1/2" Shank Drill 21/32"

$35.15 SDC-11/16
11/16" Cobalt Triumph Twist Drill 1/2" Shank Drill 11/16"

$39.15 SDC-23/32
23/32" Cobalt Triumph Twist Drill 1/2" Shank Drill 23/32"

$39.15 SDC-3/4
3/4" Cobalt Triumph Twist Drill 1/2" Shank Drill 3/4"

$43.95 SDC-25/32
25/32" Cobalt Triumph Twist Drill 1/2" Shank Drill 25/32"

$43.95 SDC-13/16
13/16" Cobalt Triumph Twist Drill 1/2" Shank Drill 13/16"

$47.15 SDC-27/32
27/32" Cobalt Triumph Twist Drill 1/2" Shank Drill 27/32"

$47.15 SDC-7/8
7/8" Cobalt Triumph Twist Drill 1/2" Shank Drill 7/8"

$52.80 SDC-29/32
29/32" Cobalt Triumph Twist Drill 1/2" Shank Drill 29/32"

$52.80 SDC-15/16
15/16" Cobalt Triumph Twist Drill 1/2" Shank Drill 15/16"

$62.05 SDC-31/32
31/32" Cobalt Triumph Twist Drill 1/2" Shank Drill 31/32"

$62.05 SDC-1
1" Cobalt Triumph Twist Drill 1/2" Shank Drill 1"

S and D Drill Sets

High Speed Steel Drills with 1/2" shanks.
Drills are 6" overall length.
Lets you drill large holes with a common 1/2" drill chuck.
Sets do NOT include a case.
Quantity Price Model Description Pieces Sizes

$32.50 SD-08
8 Piece HS S&D Drill Set, 9/16" to 1" by 16ths 8 9/16" to 1" by 16ths.

$69.50 SD-16
16 Piece S&D Drill Set, 17/32" to 1" by 32nds 16 17/32" to 1" by 32nds

$139.50 SD-88
8 Piece S&D Drill Set, 1-1/16" to 1-1/2" by 16ths 8 1-1/16" to 1-1/2" by 16ths

3/4 inch Reduced Shank Drills

High Speed steel, 6" overall length with 3/4" reduced shank. Bridgeport type.
Quantity Price Model Description Size

$65.60 SD34-1-9/16
1-9/16" HS 3/4" Shank Drill 3/4"

$70.00 SD34-1-5/8
1-5/8" HS 3/4" Shank Drill 1-5/8"

$76.90 SD34-1-11/16
1-11/16" HS 3/4" Shank Drill 1-11/16"

$82.80 SD34-1-3/4
1-3/4" HS 3/4" Shank Drill 1-3/4"

$84.60 SD34-1-13/16
1-13/16" HS 3/4" Shank Drill 1-13/16"

$91.10 SD34-1-7/8
1-7/8" HS 3/4" Shank Drill 1-7/8"

$96.20 SD34-1-15/16
1-15/16" HS 3/4" Shank Drill 1-15/16"

$100.60 SD34-2
2" HS 3/4" Shank Drill 2"

1/4 inch Shank High Speed Drills

1/4" shank drills for mounting in smaller drill chucks.
4" overall length, except 1/2" which is 6" long..
Quantity Price Model Description Diam.

$1.95 DR14-17/64
17/64" HS 1/4" Shank Drill 17/64"

$1.95 DR14-9/32
9/32" HS 1/4" Shank Drill 9/32

$1.95 DR14-19/64
19/64" HS 1/4" Shank Drill 19/64

$1.95 DR14-5/16
5/16" HS 1/4" Shank Drill 5/16

$2.30 DR14-21/64
21/64" HS 1/4" Shank Drill 21/64

$2.30 DR14-11/32
11/32" HS 1/4" Shank Drill 11/32

$2.45 DR14-23/64
23/64" HS 1/4" Shank Drill 23/64

$2.45 DR14-3/8
3/8" HS 1/4" Shank Drill 3/8

$2.95 DR14-25/64
25/64" HS 1/4" Shank Drill 25/64

$2.95 DR14-13/32
13/32" HS 1/4" Shank Drill 13/32"

$3.20 DR14-27/64
27/64" HS 1/4" Shank Drill 27/64

$3.20 DR14-7/16
7/16" HS 1/4" Shank Drill 7/16

$3.70 DR14-15/32
15/32" HS 1/4" Shank Drill 15/32

$4.25 DR14-31/64
31/64" HS 1/4" Shank Drill 31/64

$4.25 DR14-1/2
1/2" HS 1/4" Shank Drill - 6" Long 1/2