The hole distance tolerance is within 0.1mm. The surface must be no nick, indentation or morph.
The burrs can not be big and the junction can't be loose.
Highly-required workpiece and technology standard, require milling junction or twisting hole.
Twisting hole must be round, four sides are no rag so that it
can prevent hands from being stabed.
Metal Case Cover.
Powder coated, painted, electroplated, etc.
Custom any size.
Sample: 3 - 5 days. Batch order: 12 - 15 days.
Professional custom sheet metal forming services.