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1332 Review
27 Karma

Review on πŸš€ Maximizing Performance: Combination Tapping Metric Thread Coating Unleashed by Joel Young

Revainrating 1 out of 5

Not suitable for use in aluminum

They may be suitable for wood and other soft materials, but in aluminum I only have 1 or 2 taps of sizes M3 and M4 respectively. M3 broke on tapping on the second hole, M4 broke on tapping on the third hole. It was aluminum 6061 with a thickness of 2mm. Either go for a better quality tap or do like me and switch back to separate drills and taps.

Pros
  • Widely used
Cons
  • I don't remember but there was something