| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
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GEDORE Tools, Inc. |
OPEN ENDED SLOGGING SPANNER |
0 |
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GEDORE Tools, Inc. |
COMBINATION SPANNER SET 14 PCS |
0 |
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GEDORE Tools, Inc. |
COMBINATION SPANNER 30 MM |
0 |
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GEDORE Tools, Inc. |
DOUBLE OPEN ENDED SPANNER |
0 |
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GEDORE Tools, Inc. |
SINGLE OPEN ENDED SPANNER 13 MM |
0 |
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GEDORE Tools, Inc. |
DOUBLE OPEN ENDED SPANNER |
0 |
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GEDORE Tools, Inc. |
COMBINATION SPANNER 24 MM |
0 |
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GEDORE Tools, Inc. |
DBL ENDED RING SPANNER OFFSET |
0 |
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GEDORE Tools, Inc. |
SINGLE ENDED RING SPANNER OFFSET |
0 |
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GEDORE Tools, Inc. |
COMBINATION SPANNER 25 MM |
0 |
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GEDORE Tools, Inc. |
SWIVEL HEAD WRENCH DOUBLE ENDED |
0 |
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GEDORE Tools, Inc. |
COMBINATION SPANNER32 MM |
0 |
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GEDORE Tools, Inc. |
RING SLOGGING SPANNER 1.3/8" |
0 |
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GEDORE Tools, Inc. |
DEEP RING SPANNER STRAIGHT 36 MM |
0 |
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GEDORE Tools, Inc. |
FLAT RING SPANNER TORX E10XE12 |
0 |
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GEDORE Tools, Inc. |
DBL ENDED RING SPANNER OFFSET |
0 |
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GEDORE Tools, Inc. |
OPEN ENDED SLOGGING SPANNER |
0 |
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GEDORE Tools, Inc. |
SOCKET WRENCH 10 MM |
0 |
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GEDORE Tools, Inc. |
COMBINATION SPANNER 2.1/16" |
0 |
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GEDORE Tools, Inc. |
FLARE NUT SPANNER OPEN HEXAGON |
0 |
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Wrenches are hand tools designed to provide grip and torque for tightening or loosening nuts, bolts, and other fasteners. As fundamental components in mechanical engineering, they enable precise control of clamping forces in assembly, maintenance, and repair operations. Their importance spans across industries requiring reliable joint integrity, from automotive manufacturing to pipeline maintenance.
| Type | Functional Characteristics | Application Examples |
|---|---|---|
| Open-End Wrench | Fixed jaw size with angled for quick engagement | Automotive engine assembly |
| Combination Wrench | Dual-ended (open+ring) with same size specifications | General mechanical repairs |
| Adjustable Wrench | Variable jaw width via threaded mechanism | Plumbing pipe fittings |
| Torque Wrench | Precise torque measurement with audible/visual feedback | Aerospace component installation |
| Socket Wrench | Interchangeable socket heads with ratchet mechanism | Industrial machinery maintenance |
| Allen Key | Hexagonal cross-section for socket head screws | Furniture assembly |
| Pipe Wrench | Self-tightening jaws with serrated teeth | Steel pipe installation |
Typical wrench construction includes: - Handle with ergonomic knurling/textured grip - Fixed/adjustable jaw assembly with hardened alloy steel - Ratchet mechanism (for socket wrenches) with pawl-and-roller system - Vernier scale (adjustable types) or torque scale (torque wrenches) - Surface treatment: Chrome vanadium finish or black oxide coating - Overload protection clutch (advanced torque models)
| Parameter | Description | Importance |
|---|---|---|
| Material Hardness | 50-60 HRC (Rockwell C scale) | Determines wear resistance and torque capacity |
| Torque Range | 0-1500 N m (manual) / 0-5000 N m (hydraulic) | Defines application suitability |
| Size Range | 4-60mm (metric) / 1/8"-2" (imperial) | Compatibility with fastener dimensions |
| Accuracy Class | 4% (industrial) / 1% (precision) | Measurement reliability in critical applications |
| Surface Protection | Salt spray resistance >500h | Corrosion resistance in harsh environments |
Key industries include:
- Automotive manufacturing (engine assembly lines)
- Aerospace maintenance (torque-critical fastening)
- Construction (structural steel connections)
- Pipeline systems (pressure-rated joint assembly)
- Electronics (precision screw driving)
Case Study: Automotive Wheel Installation - Dual-direction torque wrenches ensure 120N m 5% clamping force consistency
| Manufacturer | Representative Product | Key Innovation |
|---|---|---|
| Snap-on | Pro Torque Click Wrench | Micrometer adjustment with 1N m increments |
| Craftsman | VDE Insulated Wrench Set | 1000V protection for electrical work |
| Bosch | ECOtorque Adjustable Wrench | Ergonomic 3D grip design |
| Stahlwille | No.7602 Combination Wrench | Double-layer chrome plating |
Consider: 1. Matching size range to fastener specifications 2. Required torque accuracy class 3. Material compatibility (e.g. non-sparking alloys for explosive environments) 4. Ergonomic factors (weight <1.5kg for prolonged use) 5. Calibration certification requirements (ISO 6789 compliance) 6. Special features (digital readout, Bluetooth connectivity)
Emerging patterns include: - Integration of IoT-enabled torque sensors - Adoption of carbon fiber-reinforced polymer handles - Development of multi-axis smart wrenches - Standardization of 1/2" drive systems for heavy-duty applications - Growth in cordless electric wrench market (CAGR 7.2% 2023-2028)