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ScotlandPractical MetalworkingQuick questions
Bench Work
Quick questions on Drilling, tapping and threading metal: twist drill, tap, die - SQA National 5 Practical Metalworking
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
Name the tool used to cut an external screw thread on a rod. [1 mark]
What is q2?Show answer
State why a hole is centre punched before drilling. [1 mark]
What is q3?Show answer
Explain the difference between a tapping hole and a clearance hole. [2 marks]
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