• Deunydd: Dur carbon, dur di-staen, pres. • Math o ben: fflat/countersunk, padell, Fflat Dwbl, pen wafferi, CSK gyda 4(6) asennau • Gorffen: sinc plated, Black Ocsid, Nickel, Rupert, Dacromet, ac ati• lSafon: DIN7505 • Maint: M3-M8