الصين مصنع العرض المباشر عالية الكفاءة Y19A حفر الصخور المحمولة لمصانع
Factory direct supply high efficiency Y19A Hand-held rock drill for Construction mine engineering, rock pneumatic drill bits, Stone Drilling Machine, Y19A Hand-held rock, Technical Parameters Model Y19A N.W. 19KG Length 600mm Bit Head Size R22×108mm Air Consumption ≤4...
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