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Monobolt Rivet
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Flat Head
Reduced Head
Semi Hex
Full Hex
Countersunk Head
Stainless Steel
Open Type
Round Shank
Semi-Hex
Close Type
Round Shank
Semi-Hex
Stud
Flat Head
Thread Size
Part No.
Grip Range
C/flats
Max.
P
Max.
T
L
M4
HR-19M
0.5-2.0
5.95
7.05
9
11.2
M5
HR-20M
0.5-3.0
6.95
8.20
10
13.0
M6
HR-21M
0.5-3.0
8.95
10.50
13
16.0
M8
HR-22M
0.5-3.5
10.95
12.80
16
18.0
Material: Steel, Aluminum, Brass
Reduced Head
Thread Size
Part No.
Grip Range
Hole Size
(across flats)
Min.
AD
Max.
HH
Max.
D
Max.
L
Max.
4mm
HR-15M
0.5-2.0
6
6.9
0.5
5.97
10.0
5mm
HR-16M
0.5-2.0
7
8.0
0.6
6.97
12.0
6mm
HR-17M
0.5-3.0
9
10.0
0.6
8.97
15.0
8mm
HR-18M
0.5-3.5
11
12.0
0.6
10.97
17.5
Material: Steel, Aluminum, Brass