7/8 x 8 ITM SDS Plus Hammer Drill Bit

#9 x 6 High Speed Aircraft Bit Cobalt

You can order them in the exact quantity you need rather than accepting some arbitrary quantity

Removable and reusable

1-14 x 2 Socket Set Screw Cup Point Alloy

7/8 L9 SAE Tension Flatwasher Yellow Zinc Plated Domestic USA (660) 1/2-20 Hex Cap Screws 18-8 Stainless Steel 7/8 x 8 ITM SDS7 8 L9 SAE Tension Flatwasher Yellow Zinc Plated Domestic USA (660) . 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.