Somta Series 261 – 25MM HSS Armour Piercing Drill MT3 Insize GO Thread Ring Gauge M18X1.5 Series 4129-18R With an 11 TPI pitch

With an 11 TPI pitch and a rounded thread root form per BS 84 standards

5D insert height offers extra strength

Robust HSS Build – Withstands high torque and maintains cutting edge over time

Applications: Internal Thread Turning for Unified Thread Forms (UNC

Optional Accessory: 55° setting standards (code 3281-SP) and measuring tips (code 7381) are available for separate purchase

Somta Series 261 – 25MM HSS Armour Piercing Drill MT3 Insize GO Thread Ring Gauge M18X1.5 Series 4129-18R With an 11 TPI pitchSomta Series 261 Armour Piercing Drill 25mm MT3 The Somta Series 261 Armour Piercing Drill 25mm MT3 is a precision engineered tool designed for optimal performance in metal drilling applications. Key Features & Benefits High speed steel construction for durability and longevity. 25mm diameter for versatile drilling capabilities. Designed for efficient chip removal to enhance performance. Suitable for use in various metalworking applications. Precision