1.No need tie rod
2.fast installation, two workers install a 4m column within 12 minutes
3.quick dismantling
4.reused many times, about 10 years service life
Supplier: PP plastic plywood formwork, column formwork, circular column formwork, clamp, elevator shaft formwork
Supplier: Land drilling rig, work over rig, self-propelled drilling rig, rotary table, swivel, hook, travel block, elevator link, drilling line, drilling instruments, lighting system, rollers chain, air compressor, rotary hose, diesel engine, triplex single acting mud pump, accessories, fluid end parts, shale shake, desander, desilter, centrifuge, shearing pump, mixing pump, agitator, mud tank, slips, elevator, safety clamp, bushing, casing spider, tubing spider, casing elevator, manual tong, power tong, hydraulic torque wrench, air wench, kelly spinner, hydraulic cathead, annual bop, ram bop, accumulator & control panel, test pump, choke valve, gate valve, inside bop,, kelly & kelly cock, drill collar, hw drill pipe, stabilizers, down hole motor, hole opener, reamer, drilling jar floating valve, x-over subs, core barrel, drill bits
