M5 Tap & Drill Set

M5 × 0.8 Tap & Drill Set is a professional kit designed for accurate cutting of M5 × 0.8 internal threads. The set includes an HSS-Co Ø4.2 mm drill bit and an HSS-Co spiral tap with TiAlN coating, providing everything required for precise and reliable threading. The correctly matched drill size ensures accurate thread formation while reducing stress on the tap.

Technical Information:

• Product code: SRI542
• Drill diameter: Ø4.2 mm
• Thread size: M5 × 0.8
• Material: HSS-Co (High-Speed Steel with Cobalt)
• Application: Metal drilling and thread cutting
• Suitable for: Steel, stainless steel, aluminium and other metals

Set Includes:

• HSS-Co Ø4.2 mm drill bit
• HSS-Co M5 × 0.8 spiral tap
• TiAlN coated tap
• Right-hand metric thread

Key Features:

• Complete kit with correctly matched drill bit and tap.
• HSS-Co tools provide excellent durability and long service life.
• Spiral flute tap efficiently removes chips from blind holes.
• TiAlN coating reduces friction and improves wear resistance.
• Suitable for professional workshops and industrial metalworking applications.

Applications

The set is designed for cutting M5 × 0.8 internal threads in steel, stainless steel, aluminium and other machinable materials. First drill a Ø4.2 mm hole, then use the included spiral tap to produce an accurate thread. For best results, cutting fluid is recommended.

Why Choose This Set?

Using the correct drill size is essential for producing high-quality threads and extending tap life. The included Ø4.2 mm drill bit is perfectly matched for M5 × 0.8 thread cutting, eliminating the need to select compatible tools separately.

FAQ

What is included in the set?

The set includes one HSS-Co Ø4.2 mm drill bit and one HSS-Co M5 × 0.8 spiral tap.

Why is a Ø4.2 mm drill bit included?

A Ø4.2 mm drill bit is the recommended size for preparing holes before cutting M5 × 0.8 metric threads.

Is this set suitable for stainless steel?

Yes. The HSS-Co drill bit and tap are suitable for stainless steel, steel, aluminium and other machinable metals.

Should cutting fluid be used?

Yes. Using cutting fluid reduces friction, improves thread quality and extends the service life of both the drill bit and the tap.