Detailed video how i make angle grinder slider from square profile tubes and bearings(Part list down below) .It is not easy to cut straight with an angle grinder, but now i can easy cut with this slider, sheet metal straight and profile tubes at an angle. Part list:
Profile pipes wall thickness 2mm 20x20mm:
860mm-6pcs
400mm-2pcs
150mm-8pcs
140mm-1pc
50x50x2.5 -900mm- 1pc
flat bars:
20x60x4-1pc
20x45x4-1pc
25x100x5 -1pc
25x80x5-1pc
25x60x5-1pc
25x50x5-2pcs
25x25x5-1pc
M8 threaded rod 115mm -8pcs
M8 Nuts ~40pcs
M8 Nyloc nuts - 16pcs
M8 bolts 50mm and cut it down how much need~10pcs
M6 bolts 40mm and cut it down how much need ~10pcs
M6 Nuts ~10pcs
M6 8mm slot nuts
https://amzn.to/2TXu4iY
https://s.click.aliexpress.com/e/_dU9vWhv
Shaft rod 8mm -170mm -1pc
https://s.click.aliexpress.com/e/_dXiIS4X
https://amzn.to/2U2pFLX
16pcs 608.2RS(8*22*7mm) Bearings. They are most common bearing and they are everywhere (skateboards, rollerblades, tools etc...) and of course are very cheap
https://amzn.to/2vkj7hQ
https://s.click.aliexpress.com/e/_dTExW1n
KFL08/FL08 Self Aligning Pillow Block Bearing Housing -2pcs
https://amzn.to/2vrrc4q
https://s.click.aliexpress.com/e/_dSJiYgP
SHF shaft support 8mm -2pcs
https://s.click.aliexpress.com/e/_dUrhfYT
https://amzn.to/2IUFsFZ
Tools you maybe need:
welder
https://s.click.aliexpress.com/e/_dTEbfkx
https://amzn.to/2ITWvIl
auto darkening welding mask
https://s.click.aliexpress.com/e/_d8QvYgR
https://amzn.to/2J7NtYx
drill bits
https://s.click.aliexpress.com/e/_dTN3THl
https://amzn.to/2Uj7nF1