Allied Machine and Engineering 136T-0307 | 3-7/32" Diameter x 7/16" Thickness 144 Degree Included Angle TiN Coated High Speed Steel 6 Series Spade Drill Insert

Original T-A is an excellent choice for general purpose use. The design provides fast penetration rates that produce good hole size and finish. Standard geometry combines highly efficient and stable cutting action to minimize power consumption.

Features:

• Corner clip allows for effective heat dispersion and increased tool life
• Ground back location ensures accurate positioning
• Self-centering point eliminates center drilling
• Web thin reduces thrust and increases point strength allowing greater reliability