Anand 10 April 2025

🧰 Trade Tools Specifications – ITI Electrician

Every electrician needs proper tools to do the job safely and accurately. These tools must follow certain specifications to ensure they are durable, safe, and efficient.

🔧 What Are Tool Specifications?

Tool specification means the details and standards of a tool, such as:

  • Size and shape

  • Material used

  • Measurement range

  • Accuracy level

  • Insulation type

  • Safety features

Using tools with the right specifications ensures safe and professional work.

🔧 Common Electrician Trade Tools and Their Specifications

1. Screwdriver Set 🔩

  • Types: Flathead, Philips (Star)

  • Size: 100 mm to 300 mm

  • Handle: Insulated with plastic grip

  • Shaft: Chrome-plated steel or carbon steel

  • ✅ Used for: Tightening and loosening screws

2. Combination Pliers 🔧

  • Size: 200 mm (8 inch)

  • Material: Forged steel with insulated handle

  • Features: Cutting edge + gripping jaws

  • ✅ Used for: Cutting wires, gripping, twisting

3. Wire Stripper ✂️

  • Size: 150 mm to 200 mm

  • Function: Strips insulation from wires

  • Adjustable: For different wire sizes

  • ✅ Used for: Safe and accurate wire stripping

4. Test Lamp / Test Pen 💡

  • Range: 110V – 440V AC

  • Tip: Insulated metal probe

  • Handle: Plastic with neon indicator

  • ✅ Used for: Checking live wires

5. Multimeter (Analog/Digital) 📟

  • Functions: Measure voltage, current, resistance

  • Voltage range: 0 to 1000V (AC/DC)

  • Accuracy: ±0.5% or better

  • ✅ Used for: Electrical fault detection

6. Hammer (Ball Peen) 🔨

  • Size: 200 gm to 500 gm

  • Handle: Wooden or fiberglass

  • Head: Steel, double-faced (flat + rounded)

  • ✅ Used for: Fitting clamps, fixing supports

7. Hacksaw Frame 🪚

  • Blade length: 150 mm or 300 mm

  • Frame type: Adjustable or fixed

  • Material: High carbon steel

  • ✅ Used for: Cutting metal or conduit pipes

8. Measuring Tape 📏

  • Length: 2 meters to 5 meters

  • Type: Steel or fiber tape

  • Graduation: In cm/mm

  • ✅ Used for: Measuring cable length, spacing

9. Drilling Machine (Hand/Electric) 🛠️

  • Drill bit size: 1 mm to 13 mm

  • Power: 300W to 750W

  • Speed: Variable (RPM control)

  • ✅ Used for: Making holes in walls or panels

10. Spanner Set (Ring & Open) 🔧

  • Sizes: 6 mm to 24 mm

  • Material: Chrome-vanadium steel

  • Type: Fixed, adjustable

  • ✅ Used for: Nut and bolt tightening

✅ Safety Features in Tools

  • 🔹 Non-conductive (insulated) handles

  • 🔹 Strong grip to avoid slipping

  • 🔹 Rust-proof materials (chrome finish)

  • 🔹 Meet ISI / BIS safety standards

📚 Conclusion

Electricians must use tools that meet the correct specifications to:

  • 🧍‍♂️ Work safely

  • ⚙️ Get accurate results

  • 📈 Improve efficiency

  • 🛠️ Avoid damage to equipment

Right Tool = Safe + Smart Work!