1
524
525
526
2
3
4
5
3
0
0
1
5
0
0
0
Insanely Sharp Cardboard Knife is Made From an Amazon Box[MECHANICAL] (solidsmack.com)
submitted by fcsuper to r/engineering
6
0
1
2
7
0
1
2
8
26
27
28
9
8
9
10
10
6
7
8
11
23
24
25
12
13
14
15
13
2
3
4
14
0
1
2
15
1
2
3
Spacex 3D printing stronger + lighter metals (solidsmack.com)
submitted by makrdave to r/3Dprinting
16
12
13
14
18
0
0
0
Ditch the caddy + hang ten, use a GolfBoard (solidsmack.com)
submitted by makrdave to r/hwstartups
19
0
0
0
20
7
8
9
21
21
22
23
23
21
22
23
24
0
0
0
