Kapqin 4140 Steel Tube 400Mm 1Pc Seamless Alloy Steel Pipe 22Mm 4140 Tube

KAPQIN

Made of alloy steel with stable mechanical toughness and bearing capacity Seamless round hollow structure without internal welding defects Unified finished outer diameter of 22mm for precise dimensional matching Good heat treatment and machining performance for deep processing Single piece independent packaging for mechanical parts and transmission component processing, Manufacturer: KAPQIN