156 Machine Trades Print Reading Copyright Goodheart-Willcox Co., Inc. Name _______________________________________________ Date _ ________________ Class __________________ ACTIVITY 9-6 Cover Drilling Refer to Activity Print 9‑6. Study the drawing and familiarize yourself with the views, dimensions, title block, and notes. Read the questions, refer to the print, and write your answers in the blanks provided. 1. Revision B added what feature to the part? 2. What is the depth of the Ø.500 spotface? 3. What is the diameter of the bolt circle? 4. The part is made of what material? 5. What is the angle of the countersink on the Ø1.125 hole? 6. At what angle from horizontal is the small spotfaced hole located? 7. How far apart are the Ø.098 holes? 8. What is the unspecified tolerance for two-place decimal values? 9. What is the unspecified tolerance for angles? 10. What is the maximum allowable depth of the spotface on the Ø.206 hole? 11. Approximately how deep are the Ø.098 holes? 12. What is the total tolerance on the Ø.206 hole? 13. Are the two Ø.098 holes equidistant from the Ø1.125 hole? 14. What is the tolerance for three-place decimal values? 15. What is the diameter of the countersink on the Ø1.125 hole at its widest point? 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15.