5pcs HSS Metric Plug Hand Tapper Set Screw Thread Tap Drill Bit M3 M4 M5 M6 M8 For Machine Tools

Features:
5pcs Thread Plug Taps Set M3 M4 M5 M6 M8.
Adopting high speed steel with high wear and heat resistant, which is durable and has long service life.
All-steel design with chromium-plated finish for the highest durability.
Easily switched from left to right handed operation, or locked for non-ratcheting use.
Multicoated optics guarantee superior light transmission and brightness.
Ideal for auto repair and machinery where metric threads are specified.
5 different sizes from M3 to M8 that you can use for tapping various threads.
Standard thread distance design, clear and tidy, no burr.