ALL DTH drill chubhu anokweshana, uye kazhinji shinda dziya dzakajairwa API dzekubatanidza, senge 2 3/8 ″ API REG shinda, 3 1/2 ″ API REG shinda kana API IF shinda, zvichingodaro. Zvinoenderana nechikumbiro chevatengi, kubva pa1000mm kusvika 5000mm kureba kwemachubhu, OD tinogona kupa 50mm, 60mm, 76mm, 89mm, 102mm

Products feathers:

1:Nitriding pashinda yetsvimbo yejoint kuvandudza kuomarara kweshinda uye kuwedzera kumira kwekupfeka kweshinda.
2:Kushandisa R780 sechinhu chemuviri wetsvimbo kuvandudza kupfeka kuramba uye kusimba, 42 Cr Mo zvinhu zvetambo zvinobatana.
3:Inotora kurapwa kunogumbura kuderedza huremu hwetsvimbo uchichengeta simba rema welds (ukobvu hwedth pipeiri 6.5mm ukuwo welds nzvimbo iri 8.5mm).