42916 – Replacement Twist Drill for 1/4″ Ironman Drill Adapter
OEM replacement HSS twist drill for 1/4″ Ironman Drill Bit Adapter
Sturdy, screw machine length HSS twist drills are made in the USA and have a heavy-duty surface treatment for increased wear resistance and edge toughness. 135° split point resists walking for accurately located holes and fast penetration, ideal for “punch drilling” in hard, tough sheet metal.
- Drill Size: 1/4″ Ø HSS Twist Drill