. Trade tests; the scientific measurement of trade proficiency . PICTURE 12 15. Q. How do you get the lace tight on the face plate? A. Loosen face plate before lacing. THE PICTURE TRADE TEST METHOD ^2^25. 16. Q. Name the tools in that (a) Diamond point. (b) Cutting-off (Parting). (c) Boring Tool. (d) Side Tool (Facing). (e) Centering Tool. PICTURE 14 17. Q. What is the purposeof the part F? A. Counterbalance (x\Il required) (Balance).

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