Enw:DIN1630 ST37.4 ST52.4 Tiwb Dur Precision
Safon: DIN1630 DIN2445 EN1030-4 DIN2391-C
Math: Rholio oer/oer wedi'i dynnu
Gradd: ST37.4 ST44.4 ST52.4
Maint:OD4mm-219mm WT0.5mm-25mm
Cyflwr: BK/NBK/GBK ac ati.
Tystysgrif Prawf Melin: EN10204 3.1
Phrosesu: Plygu/torri/gwastatáu/ffaglu