Products Description
T27 Torx 19mm 13mm Multi-Function Chainsaw Service Wrench | Professional Scrench Tool
High-Torque Tri-Interface Fastener Tool featuring T27 Star-Drive Head, 19mm Spark-Plug Socket, and 13mm Bar-Nut Socket for Forestry Equipment Maintenance.
Torx 27 19x13mm
The T27 × 19mm + 13mm multi-function service wrench constitutes a compact tri-interface tool engineered for the essential field-maintenance demands of professional chainsaws, brush cutters, and small-engine outdoor power equipment. Forged from high-grade chrome-vanadium (Cr-V) alloy steel and finished with a corrosion-resistant protective coating, it integrates three distinct fastener interfaces into a single ergonomic chassis: a precision-ground T27 Torx star-drive head for clutch-cover and sprocket-access screws, a 19mm hex socket for spark-plug removal and installation, and a 13mm hex socket for the bar-retaining nuts common across STIHL, Husqvarna, and Echo chainsaw platforms. Purpose-calibrated for the mobile forestry technician's tool kit, it eliminates the need to carry three separate tools for the most frequent chainsaw field-service operations.


Technical Profiles & Materials
Forged Cr-V Alloy Core Matrix: Drop-forged Cr-V steel body tempered HRC42-48. Handles high torque on rusted, over-tight bar nuts without jaw spread or socket distortion.
Precision T27 Torx Drive Geometry: ISO standard precision broached T27 Torx tip with sharp straight lobes. Full contact eliminates cam-out, preventing screw head rounding and plastic part damage.
Dual-Extremity Hex Sockets :13mm & 19mm chamfered hex sockets enable quick blind fitting. Works smoothly even with sawdust, chain oil and poor visibility in field repair.
Anti-Corrosion Surface Protocol: Black oxide or matte chrome coating shields the tool from moisture, chain oil and acidic tree sap, resisting rust in harsh forest working environments.
Technical Specifications
| ITEM | DETAILS |
| Type | Multi-Function Chainsaw Service Wrench / Scrench |
| Application | Chainsaw / Brush Cutter / Outdoor Power Equipment |
| Code | 2901016 |
| Material | Chrome-Vanadium (Cr-V) Alloy Steel |
| Rated Current | HRC 42-48 |
| Brand Name | SeaSummer |
| Operating Temp | -20°C to +60°C |
| Delivery Time | 30 Days |
| Packaging | Cardboard packaging |
Products Application

Professional Forestry Toolkit Standardization
An essential multi-purpose fastener tool for professional logging crews, arborist teams, and fire-line sawyers whose tool kits must remain as lightweight and compact as possible while covering all critical field-service interfaces. By consolidating the three most-used fasteners into a single pocket-sized tool, it reduces carried weight and eliminates the risk of losing individual specialized wrenches in leaf-litter or snow-covered forest-floor conditions.

Spark Plug Access & Engine Diagnostics
The 19mm socket enables rapid spark-plug removal for combustion-chamber inspection, plug-gap adjustment, and plug replacement-critical diagnostic steps when troubleshooting hard-start, flooding, or misfire symptoms in the field. Its compact form factor reaches into deep plug wells where larger socket-driver sets cannot fit without removing ancillary engine components.

Chainsaw Bar & Chain Field Replacement
Serves as the essential single-tool solution for the most frequent chainsaw field-service procedure-removing the 13mm sprocket-cover and bar-retaining nuts to replace, tension, or reposition the guide bar and chain. The integrated design eliminates the workflow interruption of switching between separate wrenches, enabling rapid in-forest bar-and-chain service that minimizes non-productive downtime during commercial logging operations.
Quality and Craftsmanship Details



Products Package

About Us
As a premier garden machinery parts supplier, Jiaxing Norsun Trading Co., Ltd. bridges global distributors with over 100 vetted China manufacturers. We streamline your B2B supply chain through strict quality control, flexible production, and factory-direct wholesale pricing. Partner with us for reliable, high-volume sourcing of precision-engineered outdoor power equipment components.
Trusted Partnership Power
YOUR PROFESSIONAL ONE-STOP SOURCE
FOR 10000+ OUALITY PARTS
Verified Factory Excellence
BACKED BY 200+ TRUSTED FACTORY PARTNERS
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FAQ
Q: Are you an impartial industrial components dealer or a direct China water pump factors factory?
A:We are a direct, ISO9001-certified engineering water pump components manufacturing facility and precision fluid-control factor manufacture exporter primarily based in China. We function our personal cleanroom injection molding bays, computerized ultrasonic welding arrays, computerized hydraulic stress check stations, and clean-room packaging lines, passing direct-factory wholesale price financial savings straight to your element procurement margins.
Q: Can your manufacturing unit furnish full certification forms for food-contact or consuming water compliance?
A: Yes, absolutely. For food, beverage, or scientific applications, our manufacturing unit makes use of one hundred percent virgin, un-recycled polypropylene resins accompanied by means of fabric traceability certificates. We mechanically furnish B2B purchasers with complete FDA compliance documentation, NSF-grade compound declarations, and RoHS/REACH chemical protection screening sheets to make certain clean clearance thru worldwide customs.
Q: Do you provide customization picks for distinctly corrosive fluids like sturdy acids or ozone?
A: Yes, we are a thoroughly succesful OEM/ODM supplier. For aggressive chemical or ozone environments, we can improve the 12x26.5mm valve configuration in our factory: substituting the general PP housing with top class PVDF (Fluoropolymer) and changing any steel springs with Hastelloy or whole springless gravity-ball architecture, making sure final chemical resistance.
Q: How do we impervious a pattern batch to execute computerized lifecycle and burst-pressure testing?
A: We relatively inspire complete laboratory contrast earlier than logging mass grant agreements. We can ship a pattern lot of 5-10 gadgets of our inventory 12x26.5mm take a look at valves for assessment (setup costs and DHL/FedEx air freight apply). Once the factors pass by your inner lifecycle verification and a formal wholesale quantity manufacturing contract or container run is locked in, the sampling charges are a hundred percent credited returned to your industrial balance.
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