Overview
DRILLING TAPPING & THREADING – DTT
Course Outcome
4 Modules
The complete course consists of 4 video modules and 2 PDF manuals which include self-assessment
Module 1 – Drilling Procedures
At the end of this module learners will be able to:
- Identify parts and functions of typical portable and pedestal drilling machines
- Perform safety checks on the above-mentioned machines
- Use a portable machine
- Prepare a workpiece for drilling
- Install parallel and taper shank drills, and set drilling speeds
- Demonstrate drilling and centring techniques
- Describe care of equipment
Module 2 – Drill Point Grinding
At the end of this module learners will be able to:
- Describe standard point nomenclature
- Describe different point designs and applications
- Demonstrate point grinding techniques
- Perform point angle checks
Module 3 – Hand Tapping
At the end of this module learners will be able to:
- Select necessary tools and equipment
- Describe tap nomenclature
- Describe applications of first and second and bottoming tapes
- Select correct tap drill and prepare a work piece
- Demonstrate tapping procedure
Module 4 – Hand Threading
At the end of this module learners will be able to:
- Identify and select equipment
- Install dies
- Prepare work piece
- Demonstrate threading procedure for solid bar and pipe
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