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Drilling and Tapping Case Studies

    

drilling and tapping 4.jpg            Machine custom built to turn the central spigot of zinc die-cast rotary knobs to a diameter of 22mm. The customer, in the automotive sector, required a tolerance of +/- 0.015mm 

drilling and tapping 3.jpg Machine custom built to precision ream two 8mm holes in the centre and one end of a zinc die-cast lever, and to tap an M4 thread in the other end. The customer, in the automotive sector, required a surface finish of Ra = 0.1 microns in the reaming

drilling and tapping 2a.jpg Vertical tapping machine set up to tap three M3 threads in zinc die-cast gearcases