Plug chamfers are the most commonly used chamfer and are designed for efficiently threading through and blind holes. They have 3 to 5 threads.
Titanium Nitride (TiN) is a multi-purpose coating which increases chip flow in softer materials. The heat and hardness resistance allows the tool to run at higher speeds than uncoated tools.
High Speed Steel (HSS) provides good wear resistance and can be used in general purpose applications for both ferrous and nonferrous materials.
Thread Size (Inch): 1/4-20
Number of Flutes: 4
Thread Limit: H2
Material: High Speed Steel
Through Coolant: NonThrough Coolant
Thread Direction: Right Hand
Overall Length (Inch): 2-1/2
Thread Standard: UNC