... surpace pretreatment 2.rust removal and surface paint Bowl Cup Brush Welding before the metal surface pretreatment,rust removal and surface ... paint,paint,polishing,welding,removal of welding slag,grinding brush,clean hull,tank,groove metal spraying surface treatment. DLRpm.maxFilltypesQTYPack dimensionG ... .5/0.351848.5*33*27.530/28 Bowl Cup Brush