Imigomo yokuqhathanisa ihole eliphakathi yindlela yokuhlukumeza amahole angama-deep. Uma ufuna ukuqhathaniswa kokuholelwa kwehole engama-deep engeziwe ngokuthi kudingekayo, uyabiza. Amadevayisi akho akhona amanani aqondileyo okufundeka ukuba amaphandle kwe-6,000 rpm. Ngokwesiphi, siyibhizinisela isihluma sokubhala kunye nezilungu ezicacileyo. Lokhu liyinhlangano emagqweleni njengomphilo womhlaba, omncedisi kunye nomlambo & igas. Imigomo yakho yokuhlukumeza amahole angama-deep ayithintelo namahole amaningi angeneyo ngezinto eziphakathi zigeometry kunye nezinye izihole.