Portable electric hand drilling machine specifications for boring       Application of hand drilling machine specifications: 
Hand drilling machine is used to drill blasting holes like small to medium mining projects,national defense projects,irrigation projects,road construction and etc.
  Advantage of hand drilling machine specifications:
 1. Forward,turn,propulsion, rotary and the impact  all powered by compressed air, the structure is simple, single, convenient to move. 2.Have single, double top,  bearing type selection of three kinds of supporting structure, can adapt to any geological landform. 3.Unique dual mufflers, good silencing effect, reduce the pollution of the environment.
4.Centralized control mechanism,easy to operate. 5.Adopt consummate design, long service life.     Specification of hand drilling machine specifications:    

Model	Hole diameter	Hole depth	Working pressure	Air consumption	Remark
	(mm)	(m)	(MPa)	(m3/min)
KQD 100	80--100	≥20	0.5—0.7	≥6	4kw
KQD 120	80-100	≥20	0.5—0.7	≥6	5.5kw
KQD145B	90-130	≥50	0.7-1.4	≥12	7.5kw
KQD150B	90-130	≥50	0.7-1.4	≥12	7.5kw
KQD165	90-150	≥50	0.7-1.4	≥15	11kw

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