Page 69 - Michigan Drill

Extra Length Drills

High Speed Steel – 118° Point
These drills are utilized in deep hole or long reach drilling
applications in many kinds of materials. For fixed spindle use.

12" Overall Length Exclusively The world’s largest and most extensive inventory of
from
List No. 212 – 9" Flute Length Michigan Drill USA manufactured extra long straight shank drills! HOLE MAKING
Decimal Price Decimal Price Decimal Price
Size Size Size
Equivalent Each Equivalent Each Equivalent Each
7/64 .1094 18.15 25/64 .3906 29.70 45/64 .7031 71.94
1/8 .1250 17.42 13/32 .4062 29.70 23/32 .7188 71.94
9/64 .1406 19.14 27/64 .4219 32.01 47/64 .7344 75.90
5/32 .1562 21.65 7/16 .4375 32.01 3/4 .7500 75.90
11/64 .1719 21.65 29/64 .4531 37.11 49/64 .7656 82.50
3/16 .1875 21.65 15/32 .4688 37.11 25/32 .7812 82.50
13/64 .2031 22.11 31/64 .4844 38.36 51/64 .7969 86.13
7/32 .2188 22.44 1/2 .5000 38.36 13/16 .8125 86.13
15/64 .2344 23.03 33/64 .5156 49.83 53/64 .8281 94.38
D .2460 28.00 17/32 .5312 49.83 27/32 .8438 94.38
1/4 .2500 23.03 35/64 .5469 52.64 55/64 .8594 97.68
17/64 .2656 23.95 9/16 .5625 52.64 7/8 .8750 97.68
9/32 .2812 23.95 37/64 .5781 55.37 57/64 .8906 106.26
19/64 .2969 24.75 19/32 .5938 55.37 29/32 .9062 106.26
5/16 .3125 24.75 39/64 .6094 59.17 59/64 .9219 110.88
21/64 .3281 25.41 5/8 .6250 59.17 15/16 .9375 110.88
11/32 .3438 25.41 41/64 .6406 64.68 61/64 .9531 114.84
23/64 .3594 28.38 21/32 .6562 64.68 31/32 .9688 114.84
U .3680 34.68 43/64 .6719 68.64 63/64 .9844 118.14
3/8 .3750 28.38 11/16 .6875 68.64 1 1.0000 118.14
15" Overall Length
List No. 215 – 11" Flute Length
Decimal Price Decimal Price Decimal Price
Size Size Size
Equivalent Each Equivalent Each Equivalent Each
3/16 .1875 42.75 7/16 .4375 61.20 23/32 .7188 121.86
7/32 .2188 42.75 29/64 .4531 66.60 3/4 .7500 134.10
15/64 .2344 44.10 15/32 .4688 66.60 25/32 .7812 139.64
1/4 .2500 44.10 1/2 .5000 71.69 51/64 .7969 157.16
9/32 .2812 49.50 17/32 .5312 79.92 13/16 .8125 169.31
5/16 .3125 52.02 9/16 .5625 82.91 7/8 .8750 169.31
11/32 .3438 53.73 19/32 .5938 85.68 15/16 .9375 143.10
3/8 .3750 56.12 5/8 .6250 88.00 1 1.0000 185.17
13/32 .4062 58.75 21/32 .6562 99.86
11mm .4331 66.42 11/16 .6875 110.66

18" Overall Length
List No. 218 – 12" Flute Length
Decimal Price Decimal Price Decimal Price
Size Size Size
Equivalent Each Equivalent Each Equivalent Each
7/64 .1094 58.05 7/16 .4375 79.65 3/4 .7500 160.02
1/8 .1250 58.05 29/64 .4531 85.50 49/64 .7656 175.50
5/32 .1562 58.05 15/32 .4688 85.50 25/32 .7812 175.50
3/16 .1875 53.87 31/64 .4844 89.10 51/64 .7969 184.50
13/64 .2031 53.87 1/2 .5000 89.10 13/16 .8125 184.50
7/32 .2188 58.05 33/64 .5156 109.44 53/64 .8281 196.20
15/64 .2344 58.05 17/32 .5312 109.44 27/32 .8438 196.20
1/4 .2500 58.05 35/64 .5469 111.60 55/64 .8594 202.50
17/64 .2656 58.05 9/16 .5625 111.60 7/8 .8750 202.50
9/32 .2812 62.91 37/64 .5781 114.21 57/64 .8906 208.80
19/64 .2969 62.91 19/32 .5938 114.21 29/32 .9062 208.80
5/16 .3125 64.94 39/64 .6094 115.88 59/64 .9219 216.00
21/64 .3281 71.82 5/8 .6250 115.88 15/16 .9375 216.00
11/32 .3438 71.82 41/64 .6406 130.50 61/64 .9531 225.00
23/64 .3594 71.82 21/32 .6562 130.50 31/32 .9688 225.00
3/8 .3750 71.82 43/64 .6719 138.60 63/64 .9844 234.00
25/64 .3906 76.50 11/16 .6875 138.60 1 1.0000 234.00
13/32 .4062 76.50 45/64 .7031 151.20 1-1/8 1.1250 259.20
27/64 .4219 79.65 23/32 .7188 151.20 1-3/16 1.1875 279.00
11 mm .4331 85.00 47/64 .7344 160.02 1-1/4 1.2500 324.00
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