This tool is used to enlarge the end of a machined hole to a specified diameter and depth usually for recessing the head of a bolt or screw.

a. drill
b. ream
c. bore
d. counterbore


d. counterbore

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Feed by ____________________, not volume. A gallon of two different grains may vary in nutrient content.

Fill in the blank(s) with the appropriate word(s).

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How many duct diameters of length upstream from turns or obstructions is required in a straight round duct to obtain an accurate reading with a pitot tube?

a. 1 b. 2.5 c. 5 d. 7.5

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To check the quality of groundwater, many construction sites _____.

a. test samples weekly b. dig monitoring wells c. set up a testing laboratory d. request EPA inspections

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While discussing the transmission housing and/or case, Technician A says when removing parts from inside the case, pay close attention to the location of the check balls that may be in the hydraulic system. Technician B says that the case passages can be checked using high-pressure compressed air to determine leaks and cracks. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

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