Dormer Pramet A520 8.70 mm HSS TiN ADX STRAIGHT SHANK STUB DRILL DIN 1897 PROMODIE25 Application: Ideal for deep-hole micro-drilling

Application: Ideal for deep-hole micro-drilling in electronics

3-flute carbide end mill engineered for non-ferrous metals

ensuring proper fit and reliable assembly in production

it uses Thread Armour Plating to reinforce thread durability on materials with low shear strength

Left‑hand spiral flute with right‑hand cutting: Improves chip clearance and reduces tool deflection

Dormer Pramet A520 8.70 mm HSS TiN ADX STRAIGHT SHANK STUB DRILL DIN 1897 PROMODIE25 Application: Ideal for deep-hole micro-drillingThe Dormer Pramet A520 8. 70 mm HSS TiN ADX Straight Shank Stub Drill (DIN 1897) is a versatile metalworking drill designed for reliable, precise hole creation across a range of materials. With a durable straight shank and a 8. 70 mm diameter, its suitable for engineers, fabricators, tradespeople, hobbyists, and workshop environments seeking consistent results. Built from premium high speed steel with a Titanium Nitride coating, this drill is