Taper pas nrig

Cov qauv tsim zoo meej, cov hlau zoo, Peb muab kev ua lub zog thiab kev nkag mus rau kev tsim khoom ntau dua, kev ncaj ncaj thiab qhov zoo huv si, tau txais kev ua haujlwm max drilling kom txuag tau tus nqi roj.
Peb tuaj yeem tsim thiab tsim khoom raws li cov neeg siv khoom 'cov qauv lossis cov duab kos ntawm qhov ntev., Peb lub pas nrig taper yog tsim los ntawm cov hlau zoo, los ntawm kev kho cua sov kom nws tuaj yeem siv rau cov pob zeb nyuaj drilling, thiab xa cov kev cuam tshuam hnyav rau hauv pob zeb nrog. tsawg kawg tau poob ntawm lub zog. Sib piv nrog tapered chisel bits thiab tapered cross me ntsis, khawm cov khoom muaj ntau dua technology, ntau dua thawj lub sij hawm drilling thiab ntau dua drilling efficiency.