Head Type
external hexagon washer
Big flat head
Bow your head
Cylindrical Washi Noodles
Dish head
External hexagon
Half round head
Semi-circular dish head
Super low head
Very low head
cylinder
Expand
Groove type
no slot
Cross
Hexagon socket
No slot
One word
Star
Material + Processing
PA
PA6
PA66
PA66+GF
PC
PEEK
PEI
PFA
PI
POM
PP
PPS
PTFE
PVC
PVDF
RENY
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Thread
M4
M5
M6
M8
M12
M16
1/4-20
3/8-16
4-40
5/16-18
6-32
8-32
10-32
M1.2X0.25
M1.4X0.3
M1.6X0.35
M1.7X0.35
M2.5X0.45
M2.6X0.45
M2X0.4
M3X0.5
M4
M4X0.7
M5X0.8
M6X1
M8X1.25
M10
M10X1.5
M12X1.75
M16X2
Expand
Thread specification
Imperial
Inches
Metric
Screw length unit
mm
Total length/shaft length
4
5
6
8
10
10.2
12
15
16
20
25
30
35
40
45
50
60
70
Expand
Total length/shaft length unit
inch
mm
Screw length
6
8
10
12
15
16
20
25
30
35
40
45
50
Expand
Overall length/shaft length
1
1.5
2.5
3
3.2
4
4.5
4.6
5
5.5
6
6.7
7
8
9.5
10
10.4
12
12.7
14
15
16
17
18
20
24
25
28
30
35
40
45
50
55
60
65
70
75
80
90
100
120
150
16
20
25
30
40
50
60
65
80
85
1 1/2
1/2
1/4
2 1/2
3/4
3/8
3/16
5/8
5/16
7/8
Expand
Tooth length
Full Teeth
Sales Unit
BOX
PACK
PCS
Selling Unit
BOX
PCS
brand
CHEMIS
KSS
TOHATSU
TRUSCO
TauGei
Brand
ELESA
TauGei