Awọn oluyipada JCDRILL shank ṣe idaniloju wiwo okun lilu didara si awọn ifarada ile-iṣẹ deede julọ.Ti a ṣe si wiwo lainidi pẹlu hydraulic ati pneumatic drifters ati awọn òòlù oke, awọn oluyipada shank wa ni kikun ti awọn atunto o tẹle ara ile-iṣẹ.Ilana lilọ deede wa ni idaniloju taara, ati awọn irinṣẹ wa ni kikun carburized pẹlu itọju ooru to ti ni ilọsiwaju.Awọn oluyipada shank oriṣiriṣi wa, bii Atlas Copco, Tamrock, Ingersoll Rand, ati bẹbẹ lọ.Paapaa fun ẹrọ liluho kanna, nitori awọn ohun elo oriṣiriṣi, awọn oluyipada shank le jẹ gigun ti o yatọ ati awọn okun oriṣiriṣi:
Atlas Copco (COP1238, COP1838, COP1032 ati be be lo)
Furukawa (HD715, HD612, HD609, PD200 ati be be lo)
Ingersoll-Rand (VL140, VL671, YH80A ati bẹbẹ lọ)
Tamrock (HLX5, HL600, HL500, HL300, HL 700, HL850, HL1000, HL1500 ati bẹbẹ lọ)