m6 x 1.25 HSS Plug Tap - High Performance & Durable Cutting Tool | Drill America Reamers The quality and fit are

The quality and fit are excellent

Drill America - 5/16 x 2-3/4 x 1 Hole Convex Cutter

Enhance your safety and performance with the Drill America - 3/4-28 UNS HSS Tap Set

Glass and tile drills have a tungsten carbide tips

Thread Size: m39

m6 x 1.25 HSS Plug Tap - High Performance & Durable Cutting Tool | Drill America Reamers The quality and fit areHigh Speed Steel Hand Taps are used to make new threads or re thread damaged and or jammed threads. Hand Taps are the most versatile taps for hand use and they are popular for use in general machine tapping. Appropriate for tapping the vast majority of materials in through or blind holed conditions. 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