HeliCoil Type II Prewinder 7551-4, 1/4-20 Thread Size

Free-Running & Locking Insert Compatible, Prewinder Thread Insert Hand Installation Tool

Type II Prewinder, UNC Thread, 33/64″ Body Diam, 4-5/8″ Prewinder Length, 2-17/32″ Spinner Diam, 1/4-20 Insert Internal Thread

Features:

• Prewinders are used to compress the diameter of a coil insert before being installed into a threaded hole.

Specifications:

Manufacturer Part # 7551-4 Hand Installation Tool Type Prewinder Insert Compatibility Free-Running; Locking Thread Size 1/4-20 Prewinder Type Type II Prewinder Thread Standard UNC Prewinder Body Diameter (Inch) 33/64 Prewinder Length (Inch) 4-5/8 Spinner Diameter (Inch) 2-17/32 Insert Internal Thread Size (Inch) 1/4-20

See all HeliCoil Threaded Mandrels, Prewinders & Tang Break-Off Tools