9/16"-18 NF Carbon Steel Tap Set 4 Bolt Square Flange Type E HKK #180-1R

HKK #180-1R

The rounded shackle is made of a rounded piece of drop forged steel for extra strength

Plated roller chain is standard chain which is nickel-plated before assembly

RIB ANGLE: 40 DEGREES

Pitch Diameter = 4

9/16"-18 NF Carbon Steel Tap Set 4 Bolt Square Flange Type E HKK #180-1RCarbon Steel Tap Set Size: 9 16 18 Number of Flutes: 4 Tap Set Contains: 1 Taper, 1 Plug, and 1 Bottoming Tap. Used to re thread damaged and or jammed threads. May also be used to thread mild steels. Hand Taps come in three styles Taper, Plug or Bottoming. Taper Style: Starts the thread square with the workpiece. Plug Style: Generally used in thru holes. Bottom Style: Generate the thread to the bottom of the hole.