Allied Machine and Engineering 10454-0216 | 2-1/2" Diameter x 7/16" Thickness Uncoated E Series High Speed Steel Spade Drill Insert

Universal style spade drills and universal holders allow end-users a larger diameter range. The diameter size for the universal spade drill ranges from 1" to 8-1/2". Tool life is improved when coated with TiN, TiCN, and TiAlN.

Features:

• Universal inserts fit into universal holders and accommodate a wide range of diameters
• 3 Geometries: 130 Degree for standard drilling, 90 Degree spot/chamfer, and flat bottom