طلبات مكائن الصناعية / آلات ومعدات الحفر / بولندا

our company needs this kind of products: 1. tools for rotary drilling: a. tools for hand rotary drilling b. tools for mechanical rotary drilling c. tools for underground drilling gotten sucking off method d. large diameters bits and rods for rotary drilling e. hex rods f. drill bits 2. tools for percussive drilling with thread