Shaanxi Rongle Petroleum Machinery Co.,Ltd is one of the best China drilling rig drawworks manufacturers and suppliers,Website:://.snrle.com, and also a professional company and factory, welcome to import quality drilling rig drawworks, drawworks products from us.ModelJC 40JC 40DJC 40DBJC  50JC 50DJC 50DBJC  70JC 70DJC70 DBJC  90DBNom. Depth m(ft)D114 mm2500-40003500-50004500-70006000- 9000D127 mm2000-32002800-45004000-60005000- 8000Rated power  kW (HP)735(1000)1100(1500)1470(2000)2210 (3000)Qty of motor * rated power kW(HP)2×438(537)/ 1×800(1072)2×6002×800 (1072)2×6002×800 (1072)2×10002×1200Rated speed of motor     r/min880/970970970Max. fastline pull  kN275340485630Dia. of drilling line   mm(in)32 (1 1/4)35 (1 3/8)38 (1 1/2)45 (1 3/4)Main drum size (D×L)   mm(in)640×1235 (25 1/4×48 1/2)685×1245 (27×49) 770×1436        (30×56 1/2)980×1556 (36×38 1/2)Drum hub size of band brake (D×W)  mm(in)1168×265 (46×10 1/2)1270×267 (50×10 1/2)1370×267 (54×10 1/2)Brake disc size of disc brake          (D×W) mm(in)1500×7(59×3)1600×76(63×3)1600×76 (63×3)2100×76 (82 5/8×3)Power of automatic driller motor KW(HP)45(60)45(60)45(60)2×45 (2×60)