|
2 kg | - |
Drilling and screw driving,
12 V, 2 speeds (max. 1300 rpm),
up to 25 Nm torque
Drilling and screw driving, 12 V, 2 speeds (max. 1300 rpm), up to 25 Nm torque |
Description: Kelly Valveis an effective manually operated ball type valve for the drill stem. It located within the drill string that allow for free-passage of drilling fluid without pressure loss and are specifically designed for effective control of blow outs and/or mud loss ...
Come From Dongying Lake Petroleum Technology Co.,
Most Powerful Rotary Speed: 0-30000rpm/18watt Light weight: Size/weight: 120*81*42mm/340g Ideal for travelling or storage Forward and reverse direction 5 hours non-stop working time on a single charge time Twist-Lock Handpiece with handpiece holder 110V-240V Worldwide AC Charge ...
Drilling Jars Type BZ Drilling Jar Type BZ is full mechanical type drilling jar and releasing stuck tool. The Drilling Jar integrates the upward jarring with the downward jarring so that it can release from the tight pull or the sticking etc.during drilling. The load(jarring ...