Now In: Tools → Taps → Combined Tap and Drill-Thredrill
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Designed to drill and tap thru-holes in a single pass up to two times the tap diameter. Also can be used on multiple spindle heads with reversing mechanisms.
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High Speed Steel
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Ground Thread-2 Flute
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Made in USA
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Machine Screw Sizes |
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Nominal
Size |
Drill
Size |
Thread
Length |
Overall
Length |
EDP
No. |
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4-40 |
,0910 |
3/8 |
1-7/8 |
188090 |
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4-48 |
,0945 |
11/32 |
1-7/8 |
188091 |
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5-40 |
,1040 |
13/32 |
2 |
188092 |
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6-32 |
,1115 |
15/32 |
2 |
188093 |
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6-40 |
.1170 |
7/16 |
2-1/8 |
188094 |
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8-32 |
.1375 |
33/64 |
2-3/8 |
188095 |
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10-24 |
.1545 |
5/8 |
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188096 |
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10-32 |
.1635 |
9/16 |
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188097 |
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12-24 |
.1805 |
11/16 |
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188098 |
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12-28 |
.1860 |
21/32 |
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188099 |
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Fractional Sizes |
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1/4-20 |
.2080 |
13/16 |
2-1/2 |
188100 |
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1/4-28 |
.2200 |
23/32 |
2-1/2 |
188101 |
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5/16-18 |
.2660 |
31/32 |
2-27/32 |
188102 |
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5/16-24 |
.2770 |
7/8 |
2-27/32 |
188103 |
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3/8-16 |
.3225 |
1-1/8 |
3-3/8 |
188104 |
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3/8-24 |
.3395 |
1 |
3-3/8 |
188105 |
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7/16-14 |
.3770 |
1-5/16 |
3-3/4 |
188106 |
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7/1620 |
.3955 |
1-3/16 |
3-3/4 |
188107 |
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1/2-13 |
.4350 |
1-15/32 |
4-1/16 |
188108 |
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1/2-20 |
.4580 |
1-15/16 |
4-1/16 |
188109 |
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Metric Sizes |
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M3 X .5 |
M2.5 |
13/32 |
1-15/16 |
188110 |
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M3.5 X .6 |
M2.9 |
7/16 |
2 |
188111 |
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M4 X .7 |
M3.3 |
1/2 |
2-1/8 |
188112 |
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M4.5 X .75 |
M3.75 |
7/8 |
2-3/8 |
188113 |
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M5 X .8 |
M4.2 |
5/8 |
2-3/8 |
188114 |
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M6 X 1 |
M5 |
25/32 |
2-1/2 |
188115 |
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M7 X 1 |
M6 |
15/16 |
2-27/32 |
188116 |
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M8 X 1.5 |
M6.75 |
15/16 |
2-27/32 |
188117 |
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M10 X 1.5 |
M8..5 |
1-1/16 |
3-3/8 |
188118 |
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M12 X 1.75 |
M10.25 |
4-1/16 |
4-1/16 |
188119 |
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Additional Product info
Our Catalog Page: 87
