31/64" X 1/2" HSS 4 Flute Double End End Mill - High Performance & Durable Cutting Tool | Drill America Reamers They have a 1-1/2" depth

They have a 1-1/2" depth of cut

Trade Size: C-16C6

Adjustable reamers are held in place by two locking nuts and adjustment is made by loosening one nut and tighting the other

suitable for various pipeline applications

31/64" X 1/2" HSS 4 Flute Double End End Mill - High Performance & Durable Cutting Tool | Drill America Reamers They have a 1-1/2" depthHigh speed steel end mills are reliable tools designed for versatile milling applications. Known for their toughness and durability, these end mills provide excellent cutting performance and longevity across a wide range of materials. They can be used for general purpose milling including profiling and open ended slots and keyways. Product Specifications: Size: 31 64" Material: High Speed Steel Flute Length: 1" Overall Length: 4 1 8" Finish: Uncoated