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JTC-7644 Heavy Duty Screwdriver Set
1. Key Features
JTC-7644 is an 8-piece heavy-duty screwdriver set designed for automotive, mechanical, and industrial applications. The set includes both slotted and Phillips screwdrivers in common sizes for versatile use. Ergonomic anti-slip handles provide secure grip and safer operation. High-strength steel construction ensures durability and long service life
2. Specifications
Model: JTC-7644
Brand: JTC
Type: Heavy-duty screwdriver set
Quantity: 8 pcs
Contents:
7601: SL3.0 x 75 mm
7603: SL5.5 x 75 mm
7609: SL6.5 x 100 mm
7615: SL8.0 x 150 mm
7602: PH0 x 75 mm
7604: PH1 x 75 mm
7610: PH2 x 100 mm
7616: PH3 x 150 mm
|
Item |
Q’ty |
Contents |
|
7641 |
4PCS |
Θ:SL5.5 x 75, SL6.5 x 100 |
|
7642 |
5PCS |
Θ:SL3.0 x 75, SL5.5 x 100, SL6.5 x 150 |
|
7643 |
7PCS |
Θ:SL5.5 x 100, SL6.5 x 38, SL6.5 x 150 |
|
7644 |
8PCS |
Θ:SL3.0x 75, SL5.5 x 75, SL6.5 x 100, SL8.0 x 150. |
|
7690 |
14PCS |
Θ:SL3.0x 75, SL3.0x 100, SL4.0x 100, SL5.5 x 38, SL5.5 x 125, SL6.5 x 38, SL6.5 x 150, SL8.0x 200, |
Application: Automotive, mechanical, industrial maintenance


3. Applications
Automotive repair workshops
Mechanical equipment maintenance
Industrial machine servicing
Electrical repair operations
Professional maintenance tasks
4. How to Use
Select the correct screwdriver type
Place tip onto screw securely
Turn for tightening or loosening
Avoid excessive force
Clean and store after use
5. Benefits
Complete common screwdriver sizes
Improves repair efficiency
Comfortable and secure grip
High durability
Saves working time
6. Suitable Users
Automotive garages
Mechanical technicians
Industrial maintenance workshops
Electrical technicians
Professional users
7. Real Case
An automotive workshop used the JTC-7644 set for servicing passenger cars and trucks, helping technicians complete repair work more efficiently and accurately
8. FAQ
Question 1: How many pieces are included
Answer 1: 8 pieces
Question 2: Does it include slotted and Phillips types
Answer 2: Yes
Question 3: Suitable for automotive repair
Answer 3: Yes
Question 4: Does it have anti-slip handles
Answer 4: Yes
Question 5: Is the material durable
Answer 5: Yes, high-strength steel
Question 6: Suitable for industrial workshops
Answer 6: Yes
9. Summary
JTC-7644 is a professional heavy-duty screwdriver set with complete slotted and Phillips sizes for efficient repair and maintenance applications
10. Why Choose
Complete screwdriver selection
Strong durable design
Anti-slip ergonomic handles
Long service life
Suitable for multiple industries
Why Buy JTC-7644 from KingTech.vn?
🔹 Genuine product from JTC-Taiwan – Guaranteed quality, directly imported.
🔹 12-month warranty – Fast technical support and professional repair services.
🔹 Nationwide shipping – Receive your order in 24-48 hours.
🔹 Best market price – Competitive pricing with attractive promotions.
📌 Contact Us Now:
🏢 Kingtech Engineering Corporation
📞 Hotline: 0944 755 799
🌍 Website: KingTech.vn
🚀 ORDER NOW to secure the best price and official warranty for the JTC-7644🔥
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