Aethel
Professional B2B Tool Supplier

Reliable Power Tools, Hand Tools, Garden Tools & Agricultural Machinery

Factory-direct quality tools with OEM/ODM support for distributors, wholesalers and brands worldwide. Fast shipping, competitive pricing, professional after-sales service.

Certifications available:CEGSULETLISO 9001OEM / ODM
15+
15+ Years Export Experience
40+
40+ Countries Served
500+
500+ Product Models
1,200+
1,200+ B2B Clients

Free Online Tools for Buyers

Practical calculators and converters used by engineers, buyers and technicians every day. Free to use, no registration required.

Unit Converter

Convert between metric and imperial units used in the tool industry: length (inch/mm), weight (kg/lb), torque (Nm/ft-lb), power (kW/HP) and more. Free, instant and accurate.

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Torque Conversion Calculator

Convert torque values between Newton-meter (Nm), foot-pound (ft-lb), inch-pound (in-lb) and kilogram-force meter (kgf-m). Essential for impact wrenches, torque wrenches and fastener specs.

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Power Converter (kW/HP)

Convert power ratings between kilowatt (kW), horsepower (HP), metric horsepower (PS) and watt (W). Perfect for comparing engines, generators and power tools.

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Pressure Converter

Convert pressure values between bar, PSI, MPa, kPa and kg/cm². Essential for air compressors, pressure washers and hydraulic systems.

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Drill Bit Size Converter

Convert and compare drill bit sizes between fractional inches, wire gauge numbers, letter sizes and metric diameters. Includes a complete decimal inch and millimeter chart.

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AWG to mm² Wire Gauge Converter

Convert American Wire Gauge (AWG) to square millimeters (mm²) and diameter, with ampacity reference for common applications. Essential for extension cords and power tools.

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Cutting Speed & RPM Calculator

Calculate spindle RPM from cutting speed and workpiece diameter for drilling and milling. Includes recommended cutting speeds for common materials.

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Chainsaw Chain Guide

Learn how to identify chainsaw chain pitch (1/4", 3/8", .325", 3/8" LP), gauge and link count. Free reference chart for chainsaw chain replacement.

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Chainsaw Chain Length Calculator

Calculate chainsaw chain length from drive-link count and pitch. Enter your drive links and chain pitch to get the total chain length in inches, cm and mm.

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Bolt & Screw Size Chart

Complete bolt, screw and wrench size reference: metric and imperial thread sizes, wrench sizes, hex key sizes and torque reference for common fasteners.

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Bolt Torque Chart

Recommended tightening torque for metric coarse-thread bolts by property class (8.8, 10.9, 12.9). Free reference chart for mechanics, engineers and DIY users.

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Air Compressor Size Calculator

Select your pneumatic tools to calculate the required CFM and recommended air compressor size. Free tool sizing calculator for workshops, garages and professionals.

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Extension Cord Size Chart

Find the right extension cord gauge for your power tools. Enter the amp draw and cord length to get the recommended AWG, with a complete 18–10 AWG reference chart.

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CC to HP Converter

Convert engine displacement (cc) to horsepower (HP) and back for small engines: chainsaws, brush cutters, tillers, generators and more. Includes the typical 14–17 cc per HP range.

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Why Buyers Choose Aethel

Factory-Direct Quality

Own factory and strict QC (ISO 9001 certified production) ensure consistent quality on every order.

OEM / ODM Service

Custom branding, packaging, colors and specifications. We build products to your market needs.

Competitive Pricing

Direct from factory means better margins for your business, at any order volume.

Reliable Delivery

15+ years of export experience. On-time shipping worldwide by sea, air or express.

Ready to Start Your Order?

Get a factory-direct quote within 12 hours. No minimum order requirements for first-time cooperation.

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