Pass through type steel pipe shot blasting machine for sale General introduction : Steel pipe shot blasting machine is a multi-functional straight through type shot blasting cleaning machine.It is mainly used for rebar ,steel pipe,fine steel,crude steel,reinforced,angle steel,channel steel, H,V,C,Z steel surface cleaning and strengthening, descaling , through the shotblast cleaning, improve the fatigue strength, and ultimately achieve the goal of improve the rebar surface and inner quality.