NIMS Machining Level 2 Test Practice Questions Latest 2024 with Verified Answers
National Institute for Metalworking Skills NIMS Machining Level 2 Test Preparation To convert inches to millimeters, a machinist would use a constant of _________. - ANS: 25.4 The feed rate for converting a hole on a drill press should be __________ that of drilling. - ANS: 2 times The feed rate for reaming a hole on a drill press should be __________ that of drilling. - ANS: 1/8th The most accurate method of measuring an angle is a : - ANS: combination set Which type of head for a combination set is the best choice for finding the center of a shaft? - ANS: Center A solid square has two sides that form an angle of ___________ degrees that checks ________________. - ANS: 90, perpendicularity The resolution of a micrometer with a vernier scale is ___________ inches, - ANS: 0.0001 The micrometer spindle has _________ threads er inch with a lead (amount of travel in one revolution) of __________ inches. - ANS: 40, 0.025 inches The most common type of tap found in the toolroom for creating threads for machine screws is a __________ tap. - ANS: Plug In order to start a tap and maintain perpendicularity, the best practice is to ____________ the hole edge. - ANS: Countersink The proper tool for removing a broken tap is a ______________. - ANS: Tap extractor The purpose of a scriber is to: - ANS: layout fine lines on a metal surface For a layout of an angle other than 45 or 90, the ____________ head of a combination set would be applied. - ANS: Center The instrument that is used on a surface plate for very accurate layout of details is called a: - ANS: vernier height gage
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