QUES: Home Heavy duty Fixed caster from Welded steel housing plate fitting Polyamide wheel precision ball bearing Wheel 85mm 800KG

correct the punctuation.

CORRECTED: Home / Heavy duty Fixed caster from Welded steel housing, plate fitting, Polyamide wheel, precision ball bearing, Wheel- 85mm, 800KG

QUES: The abrasive grain must be supported vertically to obtain the desired chip size

correct the punctuation.

CORRECTED: The abrasive grain must be supported vertically to obtain the desired chip size.

QUES: Its not a character flaw

correct the punctuation.

CORRECTED:
It's not a character flaw.