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Wood Step Drill
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Model No. :
241-WSD-01 HEX /
HSS WOOD STEP DRILLS with 1/4"
hex shank
NOTE: this drill save your time when boring several holde of fifferent
size .two sizes available |
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45 ¢X¡B90 ¢X STEP HEX DRILL WITH3/8¡§DIAMETE AND 1/8¡¨ PILOT(for flat head
screws)(1/4" Hex shank) |
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Model No. :
241-WSD-02 / HSS WOOD STEP DRILLS
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SCREW SIZE
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MINOR
DIAMETER |
MAJOR
DIAMETER |
STEP
LENGTH |
FLUTE
LENGTH |
OVERALL
LENGTH |
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NO.4 |
1360¡¨ |
7/32 |
3/8¡¨ |
2-1/2¡¨ |
3-3/4 |
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NO.5 |
121 |
228 |
3/8 |
2-5/8 |
3-7/8 |
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NO.6 |
150 |
1/4 |
1/2 |
2-3/4 |
4 |
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NO.8 |
178 |
L |
1/2 |
2-15/16 |
4-1/4 |
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NO.10 |
204 |
Q |
5/8 |
3-7/16 |
4-3/4 |
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1/4¡¨ |
9/32 |
13/32 |
11/16 |
3-7/8 |
5-1/4 |
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5/16 |
11/32 |
1/2 |
3/4 |
4-1/2 |
6 |
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3/8 |
13/32 |
19/32 |
7/8 |
5-3/16 |
7-1/8 |
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7/16 |
15/32 |
11/16 |
1 |
5-5/8 |
7-5/8 |
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1/2 |
17/32 |
25/32 |
1 |
3-1/ 4 |
5-1/8
¡¹ |
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5/8 |
21/32 |
31/32 |
1 |
3-7/8 |
5-7/8
¡¹ |
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Model No. : 241-WSD-03
/ HSS WOOD STEP DRILLS
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FOR DRILLING45¢X¡B90¢X CHAMFERED HOLES TO-BE-TAPPED |
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SCREW |
MINOR |
MAJOR |
STEP |
FLUTE |
OVERALL |
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SIZE |
DIAMETER |
DIAMETER |
LENGTH |
LENGTH |
LENGTH |
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4-40
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089" |
1285" |
3/8" |
1-5/8" |
2-3/4" |
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5-40
|
101 |
9/64 |
1/2 |
1-3/4 |
2-7/8 |
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6-32
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109 |
5/32 |
1/2 |
2 |
3-1/8 |
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8-32
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136 |
3/16 |
1/2 |
2-5/16 |
3-1/2 |
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8-36
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136 |
3/16 |
1/2 |
2-5/16 |
3-1/2 |
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10-24
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152 |
1/4 |
5/8 |
2-3/4 |
4 |
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10-32
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161 |
1/4 |
5/8 |
2-3/4 |
4 |
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12-24
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179 |
9/32 |
11/16 |
2-15/16 |
4-1/4 |
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1/4-20
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204 |
21/64 |
13/16 |
3-5/16 |
4-5/8 |
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1/4-28
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218 |
21/64 |
13/16 |
3-5/16 |
4-5/8 |
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5/16-18
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261 |
13/32 |
15/16 |
3-7/8 |
5-1/4 |
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5/16-24
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272 |
13/32 |
15/16 |
3-7/8 |
5-1/4 |
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3/8-16
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316 |
31/64 |
1 |
4-3/8 |
5-7/8 |
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3/8-24
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339 |
31/64 |
1 |
4-3/8 |
5-7/8 |
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7/16-14
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375 |
17/32 |
1-1/16 |
4-13/16 |
6-5/8 |
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7/16-20
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390 |
17/32 |
1-1/16 |
4-13/16 |
6-5/8 |
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1/2-13
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437 |
5/8 |
1-1/16 |
5-3/16 |
7-1/8 |
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1/2-20
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452 |
5/8 |
1-1/16 |
5-3/16 |
7-1/8 |
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5/8-11
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531 |
3/4 |
1-1/16 |
5-5/8 |
7-5/8 |
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