GK-400型钻机是本公司生产新型立轴式钻机，可以选配柴油机或电动机作动力。本钻机主要用于固体矿床的金刚石钻进和硬质合金钻进。同时也可以用于工程地质勘探钻进及基桩孔、水井孔钻进。 钻机特点：1、 机械传动结构紧凑、重量轻。大通孔直径立轴配以六方主动钻杆，保证扭矩的传递。2、 钻机具有较高的转速和合理的转速范围，能满足小口径金刚石钻进，大口径硬质合金钻进和各工程孔钻进。3、 液压系统在控制给进过程中，即可调节给进压力，又可调节给进速度，以适应各不同地层钻进需要。4、 配有孔底压力计指示压力，便于掌握孔内情况。5、 手柄少并集中，操作方便。技术参数： 钻机 钻杆直径Drill rod dia.                                       42、50、60mm钻进深度                                                 400、300、200m开孔直径                                                         300mm终孔直径                                                          75mm钻孔倾角                                                        70°-90°钻机外廓尺寸（长×宽×高）                          2230×950×1700 (mm)钻机重量（不包括动力）                                            1000kg回转器立轴转速  正转                 70、140、160、240、310、440、530、1010r/min反转                                                 38、66r/min立轴行程                                                         500mm立轴最大起重力                                                    45 KN立轴最大给进力                                                    39KN立轴最大工作扭矩                                                2.5KN.m卷扬机Hoist卷筒圆周线速度                                       0.5、1.17、1.4、2.1m/s最大提升力（单绳）                                                 25KN钢丝绳直径                                                         15mm卷筒直径                                                         200 mm钻机移机装置 移机行程                                                          350mm离开孔口距离                                                      300mm油泵型号                                                           YBC-30/80额定排量                                                         30L/min额定压力                                                            8Mpa动力机柴油机型号                                                 WZ485额定功率                                                          25.7KW额定转速                                                         2200r/min电动机型号                                                        Y180L-4额定功率                                                            22KW额定转速                                                         1450r/min