Description

Y*4 hand-held rock drill has a rather wide application range, which is applicable to drilling downward blast holes on medium-hard or hard (f=***8) rocks and can be widely applied to drilling downward blast holes and secondary smashing operation in open-air mines, quarries and stonework construction sites. The machine conducts rock drilling in a dry manner. Weight ≈*4kg Full length ≈**4mm Diameter of cylinder body *0mm Piston stroke *0mm Operating air pressure 0.**0.*3MPa Frequency of impact* ≥*7 HZ Air consumption* ≤*0L/s Inner diameter of air pipe *9mm Inner diameter of drill bit ****2mm Specification of bit shank (hexagonal diagonal× length) *2×**8±1mm Performance parameters where the air pressure is 0.4MPa FY**0B oil lubricator: Oil capacity **0ml