Anchors and fasteners Exam 2026
Questions and Answers
thread forming screws - Correct answer-Reshaping the material and requires pre
drilled or pre punched hole
Thread cutting screws - Correct answer-Threads cut corresponding threads out of
metal creating shards and debris. requires re drilled or pre punched hole
Self drilling screws - Correct answer-Has drill bit on 1 end and cut pilot hole for
threaded portion AKA TEK screws
How do you prevent head of self drilling screws to not snap off? - Correct answer-
Drill bit length must be at least as long as depth of material
Self piercing screws - Correct answer-Generally thread forming. Point pierces
metal, thread engages and penetrates metal AKA tappits
Machine screws - Correct answer-Uniform diameter for entire length. Used to
fasten machine components and appliances
What is a tapped hole? - Correct answer-Hole drilled prior to machine screw being
inserted
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
Questions and Answers
thread forming screws - Correct answer-Reshaping the material and requires pre
drilled or pre punched hole
Thread cutting screws - Correct answer-Threads cut corresponding threads out of
metal creating shards and debris. requires re drilled or pre punched hole
Self drilling screws - Correct answer-Has drill bit on 1 end and cut pilot hole for
threaded portion AKA TEK screws
How do you prevent head of self drilling screws to not snap off? - Correct answer-
Drill bit length must be at least as long as depth of material
Self piercing screws - Correct answer-Generally thread forming. Point pierces
metal, thread engages and penetrates metal AKA tappits
Machine screws - Correct answer-Uniform diameter for entire length. Used to
fasten machine components and appliances
What is a tapped hole? - Correct answer-Hole drilled prior to machine screw being
inserted
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1