Insulated Wrenches Single Head Cranked Ring
Our insulated box end wrenches provide certified protection for professionals working on live circuits up to 1000V. Each wrench meets rigorous ASTM F1505 and IEC 60900 safety standards, with double-layer insulation that's either precision-molded or high-density dipped for complete electrical isolation.
Key Features:
- 1000V Voltage Protection - Safely work on energized electrical systems
- Anti-Slip Box End Design - Full fastener engagement prevents rounding
- Durable Forged Steel - Industrial-grade strength for demanding jobs
- Corrosion-Resistant Coating - Withstands harsh work environments
- Ergonomic Comfort Grip - Reduced hand fatigue during extended use
Technical Specifications:
✓ Safety Standards: ASTM F1505 & IEC 60900 compliant
✓ Material: Chrome vanadium steel with insulated coating
✓ Insulation: Double-layer high-density plastic
✓ Finish: Anti-corrosion treated
Professional Applications:
• Electrical panel maintenance
• Industrial equipment service
• HVAC system repairs
• Automotive electrical work
• Utility and telecom installations
Why Professionals Choose Our Wrenches:
→ Certified protection for live circuit work
→ Precision engineering prevents fastener damage
→ Durable construction for daily professional use
→ Complete peace of mind with safety compliance
Available in Complete Sets or Individual Sizes
Upgrade your professional toolkit with these safety-certified insulated wrenches - essential protection for anyone working on energized systems. Browse our full range of sizes and sets to find your perfect fit.
Note: Always verify proper insulation condition before each use on live circuits.
| Model Number | Description |
|---|---|
| MS21-11/16-PTA | Wrench, Single Head Cranked Ring 11/16" |
| MS21-1-1/16-PTA | Wrench, Single Head Cranked Ring 1-1/16" |
| MS21-1-1/4-PTA | Wrench, Single Head Cranked Ring 1-1/4" |
| MS21-1-1/8-PTA | Wrench, Single Head Cranked Ring 1-1/8" |
| MS21-13/16-PTA | Wrench, Single Head Cranked Ring 13/16" |
| MS21-15/16-PTA | Wrench, Single Head Cranked Ring 15/16" |
| MS21-1-PTA | Wrench, Single Head Cranked Ring 1" |
| MS21-3/4-PTA | Wrench, Single Head Cranked Ring 3/4" |
| MS21-3/8-PTA | Wrench, Single Head Cranked Ring 3/8" |
| MS21-5/16-PTA | Wrench, Single Head Cranked Ring 5/16" |
| MS21-5/8-PTA | Wrench, Single Head Cranked Ring 5/8" |
| MS21-7/16-PTA | Wrench, Single Head Cranked Ring 7/16" |
| MS21-7/8-PTA | Wrench, Single Head Cranked Ring 7/8" |
| MS21-9/16-PTA | Wrench, Single Head Cranked Ring 9/16" |