Somta Series 242 – 8.5mm MT1 Extra Length Drill

Somta Series 242 – 8.5mm MT1 Extra Length Drill, Morse Taper Shank No. 1, 200mm Flute Length

The Somta Series 242 MTS Extra Length Drill is manufactured from premium High-Speed Steel (HSS) and is designed for extra deep hole drilling applications where rigidity, precision, and reliability are essential. Featuring a Morse Taper Shank No. 1, this drill provides secure machine mounting and excellent stability when drilling deep holes in steels and general engineering materials.

The drill incorporates a precision thinned point with a 118° point angle to reduce thrust requirements, improve centring accuracy, and promote efficient chip evacuation. Its extended flute design allows deeper penetration while maintaining drilling accuracy and superior surface finish quality.

Key Features & Benefits

• Manufactured from premium High-Speed Steel (HSS)
• Designed for extra deep hole drilling applications
• Morse Taper Shank No. 1 for secure machine mounting
• Extended flute length for increased drilling depth
• 118° thinned point reduces cutting pressure and improves centring
• Precision ground for accurate hole production
• Bright finish shank and point
• h8 body tolerance for dimensional consistency
• Suitable for workshop, maintenance, and production environments
• Long tool life and dependable cutting performance

Technical Specifications

• Brand: Somta
• Series: 242
• Part Number: 2420850
• Drill Diameter: 8.5mm
• Morse Taper Shank: No. 1
• Flute Length (l2): 200mm
• Overall Length (l1): 315mm
• Material: High-Speed Steel (HSS)
• Point Angle: 118°
• Point Style: Thinned Point
• Body Tolerance: h8
• Helix Angle: 30°
• Application: Extra deep hole drilling

Somta MTS Extra Length Drills are trusted by machinists and manufacturers worldwide for their precision engineering and reliable performance. The Series 242 8.5mm Extra Length Drill delivers excellent drilling accuracy, efficient chip evacuation, and extended service life in demanding deep-hole drilling applications.