TOOLINGU QUESTIONS & ANSWERS
Which part of the thread does the arrow in-between crests indicate? - ANSWER Root
Which measured part of the thread is indicated by the distance from one crest to
another? - ANSWER Pitch
Which thread standard is based on inches? - ANSWER Unified
Which Unified thread class of fit is the most commonly used for general applications? -
ANSWER Class 2
What is the nominal diameter of the Unified thread specified in .7500-10UNC-2A? -
ANSWER .7500
Which type of thread is driven by rotating it clockwise? - ANSWER Right-hand thread
Which statement about thread cutting is true? Thread cutting: - ANSWER Produces
chips that may cause interference.
Which statement best describes a thread? A thread looks like a: - ANSWER Helical
ridge wound around a cylinder.
In the metric thread M12x1.75-6g, what does the number 1.75 indicate? - ANSWER The
thread's pitch in millimeters.
Which Unified thread pitch series is a medium-pitch thread used in place of UNF
threads for diameters over 1 inch? - ANSWER 12-UN
Which thread form has asymmetrical ridges? - ANSWER Buttress
Which statement about coarse threads is true? Compared to fine threads, coarse
threads: - ANSWER Allow for quicker disassembly.
Which threaded fastener is generally assembled into a non-threaded through hole? -
ANSWER Bolt
Which part of the thread does the arrow in-between crests indicate? - ANSWER Root
Which measured part of the thread is indicated by the distance from one crest to
another? - ANSWER Pitch
Which thread standard is based on inches? - ANSWER Unified
Which Unified thread class of fit is the most commonly used for general applications? -
ANSWER Class 2
What is the nominal diameter of the Unified thread specified in .7500-10UNC-2A? -
ANSWER .7500
Which type of thread is driven by rotating it clockwise? - ANSWER Right-hand thread
Which statement about thread cutting is true? Thread cutting: - ANSWER Produces
chips that may cause interference.
Which statement best describes a thread? A thread looks like a: - ANSWER Helical
ridge wound around a cylinder.
In the metric thread M12x1.75-6g, what does the number 1.75 indicate? - ANSWER The
thread's pitch in millimeters.
Which Unified thread pitch series is a medium-pitch thread used in place of UNF
threads for diameters over 1 inch? - ANSWER 12-UN
Which thread form has asymmetrical ridges? - ANSWER Buttress
Which statement about coarse threads is true? Compared to fine threads, coarse
threads: - ANSWER Allow for quicker disassembly.
Which threaded fastener is generally assembled into a non-threaded through hole? -
ANSWER Bolt
