Precision ground for high degree of concentricity between shank and body diameter

8-32 x 5/16 Phillips Flat 82 Undercut Machine Screw Black Zinc Plated (10

7/64 Cobalt Heavy Duty Jobber Drill Bit

7/8-9 x 2 Hex Cap Screw SS 316 (A4)

3/4 L9 USS Tension Flatwasher Yellow Zinc Plated Domestic USA (40)

3/4 L9 SAE Tension Flatwasher Yellow Zinc Plated Domestic USA (900) Wing Nuts 18-8 Stainless Steel Precision ground for high degree3 4 L9 SAE Tension Flatwasher Yellow Zinc Plated Domestic USA (900) . L9 High Tension SAE pattern flat washers are designed for use in high stress, severe service environments. The highest mechanical strength off the shelf fastening system available, its special features control torque tension characteristics to develop high clamp loads when using properly controlled tightening methods.