50 each 1/4-28 x .500 Threaded Helicoil Inserts part number MS21209F4-20 (Perma Thread # 209F4-0500) (Heli-Coil # 3591-4CN-500). Item Information: Thread Size = 1/4-28 Stainless Steel 304 Tanged Free Running UNF Length = .500 Number of Free Coils = 11-3/8 Even though it is in new condition, buyer is responsible to make sure that this part will work for their applications as there is no warranty or guarantee expressed or implied. Please Note: Shipping Charges are non-refundable. Items are subject to a 20% restocking fee, on a case to case basis. If you purchase more than one item please wait for an updated invoice with adjusted shipping charges. Thank You |