Somta Series 1NA – 3.18 mm (No. 1) HSS Centre Drill Somta Series 510 – M6.0 x 1 Spiral Flute Metric Tap Range: 700-800mm

Range: 700-800mm

Part Number: 198103080

Overall length is 190 mm approximate

Straight Shank – Offers compatibility with standard drill chucks and collets

The Test-Tite Metal Mechanical Wing-Nut Test Plug is available in a range of sizes to fit a wide variety of DWV piping

Somta Series 1NA – 3.18 mm (No. 1) HSS Centre Drill Somta Series 510 – M6.0 x 1 Spiral Flute Metric Tap Range: 700-800mmSomta Series 1NA 3. 18 mm (No. 1) HSS Centre Drill 1NA0001 The SOMTA 1NA0001 is a precision engineered High Speed Steel Centre Drill (No. 1) manufactured to American Standard Form A. Designed for accurate centre hole production prior to turning or grinding, it ensures true running, dimensional accuracy, and excellent surface finish. Its robust HSS construction provides high wear resistance, hardness, and edge stability under continuous use. Compact