11/10/11
Woodscrew Specifications - Autonopedia
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Woodscrew Specifications H
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Shank Diameter
Root Diameter
Gauge Number
Max. Head Diameter
Nearest Basic Decimal Fractional Si e Equivalent
0
.119
.060
1/16
.040
3/64
32.00
1
.146
.073
5/64
.046
3/64
28.00
2
.172
.086
3/32
.054
1/16
26.00
3
.199
.099
7/64
.065
1/16
24.00
4
.225
.112
7/64
.075
5/64
22.00
5
.252
.125
1/8
.085
5/64
20.00
6
.279
.138
9/64
.094
3/32
18.00
7
.305
.151
5/32
.102
7/64
16.00
8
.332
.164
5/32
.112
7/64
15.00
9
.358
.177
11/64
.122
1/8
14.00
10
.385
.190
3/16
.130
1/8
13.00
11
.411
.203
13/64
.139
9/ 64
12.00
12
.438
.216
7/32
.148
9/64
11.00
14
.491
.242
1/4
.165
5/32
10.00
16
.544
.268
17/64
.184
3/16
9.00
18
.597
.294
19/64
.204
13/64
8.00
20
.650
.320
5/16
.233
7/32
8.00
24
.756
.372
3/8
.260
1/4
7.00
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/Wood_Screw_Specifications.html
Average Decimal Si e
Nearest Fractional Equivalent
Threads Per Inch
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11/10/11
Woodscrew Specifications - Autonopedia
Basic t pes of wood screws W
d c e a e c a ified b he d e a ; hi age efe
c head a e Phi i d i e ca e e ha he
e
f d i e, he ha e d c e .
f head, i
e gha d
he he i i de ig ed f
T pes of drive. The ba ic d i e de ig a e i ge a dc head, ei he 'Phi i ' 'P id i e', he e e i e ecific e f c e d i e a h gh a be ed P id i e c e . I i a a i a e he c ec i e f c e d i e iece a d c e a e da aged. a
Head shapes. C d
e head ca be c cea ed be he ed head; d head e he face.
Th eadi g he ha c e ha e ai a Sc e f chi b a d
d
face; ai ed head a e c
i de ig ed ecifica f d; d h ead ha e a a a a e h ead. W d e c e a e a a ed f a ha e 2 h ead he f e g h f he ha .
e
iha
igh
ed c e hi e hee - e a ec i g i a g .
Screw si es. Sc e a e i ed b ga ge be a d e g h. The ga ge i d, if he ga ge i , i ea e he dia e e e a d d b e - ha i he ga ge be . E a
be a h gh b f he head i i ee h
e fa
e i h a ei d i ch, a e a a
e: if he head i a a e f a i ch, ha e a e 4 i ee h ; a e a a 1 e a 3; d b e ha e a 6, i i a 6 ga ge c e . The e g h f c e i a e f he face f he a e ia he
A d he e i i 1", 1 Pe fec Si g i D g i
i
f he c e .
. ha fa b ea - ff b c e . B ea - ff c e 8-32 1 /34" i c a ed. B ea - ff 1/4", a d 1 1/2". i he ie e hich c e e g h e i e. he ec i be he b ea i ch e i h a ai f ie , a d b ea ff. h eaded ec i a e i h ie a hi d da age he h ead .
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