L200 Fasteners Black Book Fastener Black Book contains a wealth of up-to-date, useful, information within over 240 matt laminated grease proof pages. It is ideal for engineers, trades people, apprentices, machine shops, tool rooms and technical colleges. Includes a bonus drill point sharpening gauge 248 Pages of: Screw thread fundamentals Standards Heat treatment Thread classes Grades Materials & coatings Failures & corrosion Thread terminology Tolerances Fastener strengths & markings Hydrogen embrittlement Screw thread profiles Dimensional Specifications DIN / ISO / ANSI Galling Material selection Torque control Platings Elevated temperature effects Pocket sized format makes this book an ideal reference in any tool kit Lay flat format with wire binding for ease of use on workbench Matt laminated grease-proof pages