Drill Bit High Steel Black and Gold Coated 21/32 * 6-1/4 [ 118°, Split Point ] thread_size_m33_3-5 the inside threads have a

the inside threads have a thread of 1-1/2-11-1/2

The bolts have a thread of 1/4-20 and a length of 9/16

The elbows have a 2-1/2 thread and they are 45 degrees

They have a standard shoulder with an undersized tolerance to fit most machinery and equipment

Length is overall length

Drill Bit High Steel Black and Gold Coated 21/32 * 6-1/4 [ 118°, Split Point ] thread_size_m33_3-5 the inside threads have aThese drill bits have the rigidity and length required for most applications. Black and gold oxide drill bits produce less friction than uncoated drill bits. Use cutting oil to increase the durability of the drill bits. The Split point allows drill without pre drilling. Forests have a length of 6 1 4 and a diameter of 21 32.