The STANLEY STMT87433-8 250mm adjustable spanner provides controlled leverage and multi-size fastening capability for industrial maintenance and installation tasks.
STANLEY STMT87433-8 Application Context & Use Cases
This model is commonly procured for:
- Industrial plant maintenance
- Infrastructure project tool kits
- Mechanical installation teams
- Fabrication workshops
- Utility maintenance (power, water, rail)
- Contractor-issued technician tool sets
- Distributor restocking for branded hand tools
Why 250mm (10") Size Is Specified in Projects
The 250mm size is frequently standardized in:
- EPC contractor tool lists
- PSU maintenance inventories
- Annual maintenance contracts (AMC)
- Field technician kits
It provides sufficient leverage for medium-size fasteners without the over-length of 300mm models that can cause over-torque damage.
Selection Guidance – How to Choose Correctly
Before confirming procurement, validate the following:
- Fastener Size Range
- Ensure 250mm model covers the maximum nut/bolt size in your application.
- If working above heavy mechanical assemblies, consider 300mm.
- Torque Requirement
- Adjustable spanners are suitable for moderate torque.
- For calibrated torque needs, use torque wrench.
- Work Environment
- Chrome plating suits indoor and moderate outdoor environments.
- For aggressive corrosion exposure, evaluate storage control.
- Frequency of Use
- Daily field operations benefit from branded durability.
- Occasional workshop use may not justify larger sizes.
Capacity & Practical Usage Example
Real-World Use Case – Maintenance Team Deployment
Assume:
- Site maintenance team handles M12–M16 hex bolts.
- Occasional requirement up to mid-size couplings.
- No calibrated torque specification required.
In this scenario:
- 250mm spanner provides adequate leverage.
- Larger 300mm model may risk over-tightening.
- 200mm model may lack required grip range.
Therefore, STMT87433-8 is typically specified in preventive maintenance kits.
Failure Conditions & Misuse Risks
Adjustable spanners fail primarily due to misuse, not manufacturing defect.
Common Failure Causes:
- Hammering on handle
- Extension pipe for leverage
- Using on rounded fasteners
- Using beyond jaw capacity
- Excessive side loading
Operational Risk:
- Jaw spread due to overload
- Worm gear wear
- Slippage leading to fastener damage
This model is intended for manual fastening within standard hand-tool torque limits.
Material & Compatibility Table
Compatible Fastener Types
Application Matrix
Fastener Type |
Compatible |
Notes |
|
Hex Bolt |
Yes |
Primary use |
|
Hex Nut |
Yes |
Standard grip |
|
Square Nut |
Limited |
Depends on size |
|
Pipe Fittings |
Not recommended |
Use pipe wrench |
|
Flange Bolts |
Yes |
Within jaw range |
Operational Handling & Installation Considerations
- Always position movable jaw against load direction.
- Avoid fully extended jaw position under heavy torque.
- Clean worm gear periodically in dusty environments.
- Store in dry environment to preserve chrome finish.
- Do not apply lubricants that attract abrasive dust.
For industrial tool rooms, periodic inspection should include:
- Jaw parallelism check
- Worm gear smooth rotation
- Chrome integrity check
Commercial Clarity – Pan India Supply
Lead Time
- Ready stock dispatch: Typically within 24–72 working hours (subject to quantity).
- Bulk project requirement: Confirmed timeline before proforma issuance.
Dispatch Capability
- Pan India shipping
- Industrial packaging for bulk cartons
- Partial shipment management for phased projects
MOQ
- No strict MOQ for institutional buyers.
- Bulk orders preferred for project supply.
Customization
- No modification permitted (branded OEM product).
- Bulk kit assembly possible upon request.
Compliance & Certification
- Genuine branded product supply.
- GST-compliant invoicing.
- Batch traceability subject to manufacturer packaging.
- Suitable for inclusion in industrial tender tool lists.
Tender Compatibility
This model is commonly accepted in:
- Maintenance tool procurement
- Infrastructure contractor supply lists
- Utility and PSU tool tenders
Tender participation subject to commercial terms and documentation requirements.
Procurement Process – How to Enquire
To ensure accurate quotation, provide:
- Required quantity
- Delivery city / project site
- Required delivery timeline
- Company name
- GST number
- Payment terms preference
For urgent dispatch requests, indicate “Immediate Requirement” in subject line.
Comparison Table – Common Alternatives
|
Parameter |
STMT87433-8 (250mm) |
200mm Adjustable |
300mm Adjustable |
|
Length |
250mm |
200mm |
300mm |
|
Leverage |
Moderate |
Lower |
Higher |
|
Fastener Range |
Medium |
Small |
Large |
|
Risk of Over-Torque |
Controlled |
Low |
Higher |
|
Typical Use |
General maintenance |
Light duty |
Heavy assembly |
|
Tool Kit Standardization |
High |
Medium |
Limited |
Selection should match fastener size range and torque sensitivity.
Selection Checklist
Before placing order, confirm:
-
- Fastener size range validated
- Adjustable tool acceptable in specification
- No calibrated torque requirement
- 250mm length adequate for leverage
- Required quantity defined
- Delivery timeline confirmed
- GST details available
If all above are validated, STMT87433-8 is commercially appropriate.
High-Intent FAQs
1. Is this an original STANLEY product?
Yes. We supply genuine branded units in original manufacturer packaging.
2. What is the dispatch time for bulk orders?
Standard dispatch is within 24–72 working hours for stocked quantities. Large volumes are scheduled based on availability confirmation.
3. Can this be supplied to multiple project locations?
Yes. Split dispatch across multiple states can be arranged.
4. Is this suitable for PSU or EPC tender supply?
Yes, subject to commercial terms and documentation compliance.
5. What is the maximum fastener size supported?
Jaw capacity supports medium-size hex fasteners typical of general maintenance. Exact dimensional limits can be confirmed via specification sheet.
6. Do you provide price list on website?
No retail pricing is displayed. Quotations are issued based on quantity and delivery location.
General Data
STANLEY Spanner – Chrome Plated 250mm Technical Specifications
|
Parameter |
Specification |
|
Brand |
STANLEY |
|
Model |
STMT87433-8 |
|
Type |
Adjustable Spanner |
|
Nominal Length |
250 mm (10 inch) |
|
Finish |
Chrome Plated |
|
Jaw Type |
Adjustable, parallel gripping |
|
Handle Type |
Solid forged body |
|
Application Category |
Industrial Hand Tool |
Dimensional & Functional Parameters
Working Characteristics
Parameter |
Value (Typical for Model) |
|
Maximum Jaw Opening |
Suitable for medium hex fasteners |
|
Adjustment Mechanism |
Worm gear precision adjustment |
|
Surface Protection |
Corrosion-resistant chrome plating |
|
Grip Profile |
Flat-profile handle for controlled torque |
Customer reviews