grease fitting 1.Size:Size:M6x1,M8x1,M10x1,M12x1,M13x1,M14x1. 2.Shape:straight,45 deg,90 deg 3.Surface:Nickle plated,yellow grease fitting1.Size:Size:M6x1,M8x1,M10x1,M12x1,M13x1,M14x12.Inch:G1/4",R1/8",1/4"UNF,NPT,BSPE etc3.Hexagon:7mm,9mm,11mm,12mm,14mm,16mm4.plate:white zinc, nickel,yellow zinc,chromium5.HRC:15-456.Packing:50pcs/box,100pcs/box,7.Shape:straight,45 deg,90 deg grease fitting