15pcs 3.4mm x 100mm High Speed Steel (HSS) Round Rod Lathe Bar Stock DIY Tool 8-10-12-14mm Bore Diameter: 41

Bore Diameter: 41

Overall Size: 71 x 140mm/2

Prop Nut: M4

Shaft Total Length:30mm/1

have a tighter seal and high heat resistance than rubber washers

15pcs 3.4mm x 100mm High Speed Steel (HSS) Round Rod Lathe Bar Stock DIY Tool 8-10-12-14mm Bore Diameter: 41High speed steel tools provide high hardness, good toughness, and wear resistance, good for most general purpose applications. Smooth surface, easy to form, no cracks formed. The round bar stock enables precise and accurate machining operations. Its uniform composition and fine grain structure ensure consistent performance and dimensional stability. Round rods can be used in a variety of applications including turning, facing, drilling and threading.