References

Tapping Torque                                                                               Bibliography

Multi-Specimen 

Pin & Vee Block:  

Block On Ring: 

Timken Tester: 

Lubricant tester:

Four-Ball E.P.

Four-ball wear.

Vickers Vane- Pump Test Stand

Panel Coker

Rubber Wheel Abrasion tester

Miller Slurry Abrasion Tester