7
1
inch
=
25.4mm
KIDKRAFT
DESIGN HARDWARE
For example:
BOLT
LENGTH
4½
(4.5)
inches
long
114mm
long
1
inch
=
25.4mm
25.4mm
4.5
in
ch
es
x
DIAMETER
CONVERSION
LENGTH
CONVERSION
=
BOLT
DIAMETER
5/16
(0.31)
inches
0.31
inches
x
25.4mm
=
8mm
For example:
H
A
RD
W
A
RE
L
EN
G
TH
C
H
A
RT
inches
vs
millimetres
6
152
5½
140
5
127
4½
114
4
102
3½
89
3
76
2½
64
2
51
1½
38
1¼
32
1-
1/8
29
1
25.4
7/8
22
3/4
19
1/2
12.7
1/4" (6mm) Flat Washer
1/4" (6mm)
Lock Washer
1/4"(0.25) = 6mm Hex Bolt
1/4" (6mm)
T-Nut
5/16"(.31) = 8mm Lag Screw
5/16" (8mm)
Flat
Washer
1/4"(0.25) = 6mm Lag Screw
1/4" (6mm)
Flat Washer
5/16" (8mm)
Flat Washer
5/16" (8mm) Lock Washer
5/16"(.31) = 8mm Hex Bolt
5/16" (8mm)
T-Nut
3/8"(.38)
=
9.5mm
Lag
Screw
3/8" (9.5mm)
Flat Washer
