問題一覧
1
identify the picture
machine screw
2
Identify the picture
double square
3
Identify the picture
slotted hex washer
4
Identify the picture
hex
5
Identify the picture
hex washer
6
Identify the picture
flat
7
Identify the picture
robertson
8
Identify the picture
raised-countersunk
9
Identify the picture
oval
10
identify the picture
lag screw
11
Identify the picture
wood screw
12
Identify the picture
one-way
13
Identify the picture (thread)
coarse
14
Identify the picture
countersunk
15
Identify the picture
filister
16
Identify the picture (thread)
fine
17
identify the picture
tekscrew
18
Identify the picture
pan
19
Identify the picture
round
20
Identify the picture
truss
21
Identify the picture
hex socket/allen
22
Identify the picture
combination
23
Identify the picture
bugle head
24
identify the picture
drywall screw
25
Identify the picture
flat filister
26
Identify the picture
frearson
27
Identify the picture
round
28
Identify the picture
poxidriv
29
Identify the picture
square shoulder
30
Identify the picture
polydrive
31
identify the picture
self-tapping screw
32
Identify the picture
philips
33
identify the picture
screw anchors
34
Identify the picture
socket cup
35
Identify the picture
security head
36
Identify the picture
slotted
37
Identify the picture
torx
38
Identify the picture
button
39
Identify the picture
binding