... Finishing 3. Tolerance:+/-0.1mm 4. Customized Design shelf bracket ,metal bracketlSpecial OfferExcelsior Hardware&Plastic Co., ... a fabrication and installation service from existing drawings. shelf bracket ,metal bracket Features and advantages1) Progress: ... machine, bending presses,plate cutting machine, welding machine, wire cutting machine3) Surface treatment: painting, anodizing, sandblasting, ...