LB 30

I-LB 30 iyisixhumi esisha se-rig yokubhoboza ye-LB 24-270 esivele ibonakale. I-torque yayo ingu-297 kNm - ukwanda kwe-10% uma kuqhathaniswa nesiphakeli sayo. Ukubhoboza nge-Kelly, i-double rotary head kanye ne-continuous flight auger kuyizindlela ezivamile. Umshini ungathuthwa ngohlelo lokuhola oluphansi oluvumela isikhathi sokusetha esisheshayo endaweni yomsebenzi. I-undercarriage eqinile inikeza ukuzinza okuhle. Umholi ungabamba ama-torques aphezulu futhi uphinde udizayinelwe amandla aphezulu okudonsa ohlelweni lwe-rope crowed. Lokhu kuvumela izigaba zokubhoboza ezinembile nezisheshayo.