YH1-1D Glass Drilling Machine

　　Pneumatically fix the glass and drill the hole with upper and lower drill-bits, the lower drill rise automaticlolly while the upper drill bit is controlled by manual. The machine is with the advantage of high efficiency and easy operation, it is equipped with pneumatic working table for supporting large glass. The distance from the center of drilling to vertical arm for YH1-1D is 1030mm, while it is 1200mm for YH1-1DL.