A&M Instruments Industrial Diamond 3/8" Twist Drill - 38twistdrillSold individually for $20. 00 each. A&M Instruments Product Code: 38twistdrill Grit: 120 Coarse Head Diameter: 0. 375" or 3 8" Overall Bur Length: 5. 0" Shank Diameter: 0. 375" or 3 8" Diamond coating extends 0. 50" or 1 2" from the tip. Note: Always wear proper eye protection and gloves when using any cutting or grinding tool. All diamond tools last longer if a lubricant or coolant is used during cutting or grinding.

A&M Instruments Product Code: Fine 4374-0156F

A&M Instruments Product Code: Fine 4378-0070F

Note: This double sided disc has 24 teeth for improved cutting and debris removal

A&M Instruments Product Code: HP856-033

A&M Instruments Product Code: Fine 4374-0125F

A&M Instruments Product Code: F14

A&M Instruments Product Code: K12

A&M Instruments Product Code: M7

Coarse 4378-0055C

A&M Instruments Product Code: G2

Old ISO #: Fine 8852-022

Medium 806 314 544 524 016