Skip to content
FREE SHIPPING ON ORDERS OVER $250 NATIONWIDE
FREE SHIPPING ON ORDERS OVER $250

Shop Tools

Shop small-engine and outdoor-power-equipment repair tools by task, equipment type, tool size, gauge, or Rotary part number. Mow Town USA carries diagnostic instruments, ignition testers, tachometers, hour meters, belt gauges, blade-sharpening equipment, saw-chain tools, T-wrenches, screnches, electrical repair supplies, hardware assortments, storage products, and specialty shop accessories for lawn mower, chainsaw, trimmer, snowblower, sprayer, and small-engine service.

The best tool depends on the repair being performed, the equipment being serviced, and the specifications required by the manufacturer. Before ordering, compare the tool’s size, drive or fastener type, measurement range, application, included components, and compatibility with any existing grinder, chain tool, gauge, sprayer, or shop system.

How to Choose the Right Shop Tool

  • Identify the repair task — determine whether you are diagnosing ignition or fuel problems, measuring a belt, sharpening a mower blade, repairing saw chain, servicing a carburetor, replacing hardware, or organizing shop inventory.
  • Check equipment and engine information — mower, chainsaw, trimmer, snowblower, and small-engine applications may require tool sizes or procedures specific to the manufacturer and model.
  • Verify dimensions and specifications — compare wrench sizes, Torx sizes, gauge ranges, chain pitch and gauge, grinder wheel size, fastener diameter, thread, and package quantity.
  • Match accessory compatibility — replacement punches, wheels, pins, cups, chargers, hoses, and other accessories must fit the specific parent tool or equipment model.
  • Confirm package quantity — some hardware refills, reachers, storage bins, and service items are sold in multipacks or case-style quantities.
  • Choose for the expected workload — occasional maintenance may require a simple hand tool, while frequent commercial service can justify dedicated diagnostic, sharpening, or chain-repair equipment.

Important: Similar-looking tools and accessories are not always interchangeable. Use the manufacturer’s part number and full specifications whenever possible, especially for replacement components used with grinders, chain breakers, rivet spinners, sprayers, gauges, and electrical test equipment.

Types of Outdoor Power Equipment Shop Tools

Diagnostic and Test Equipment

Ignition testers, tachometers, hour meters, fuel-pressure gauges, and leak detectors help isolate operating problems and verify engine performance. Select a tool with the correct test range, connection method, and application for the engine or electrical system being serviced.

Mower Blade Sharpening Tools

Blade grinders, sharpening systems, grinding wheels, and grit-collection accessories help restore a consistent cutting edge. Confirm blade-grinder model compatibility, wheel dimensions, and the equipment manufacturer’s recommended cutting-edge angle before use.

Saw-Chain Repair Tools

Chain breakers, rivet spinners, replacement punches, and related service components are used to shorten, assemble, and repair saw chain. Match the tool and accessories to the chain pitch, gauge, rivet style, and parent tool model.

T-Wrenches, Screnches, and Hand Tools

T-wrenches, Torx drivers, screnches, and specialty hand tools provide access to spark plugs, bar nuts, covers, fasteners, and adjustment points on chainsaws and other outdoor power equipment. Verify both ends of a combination wrench when the tool includes multiple metric or SAE sizes.

Belt Measuring and Service Tools

Belt gauges and measuring tools help identify replacement V-belts when the original part number is unavailable. Belt size can be expressed using inside, outside, effective, or pitch length, so use the tool according to its instructions and confirm the application before ordering a belt.

Electrical Repair Supplies

Shrink tubing, fuse assortments, testers, chargers, and related electrical supplies support wiring repairs and troubleshooting. Match tubing diameter, fuse style and amperage, charger model, and electrical ratings to the application.

Hardware Assortments and Refills

Assortments and refill packs can include roll pins, cotter pins, set screws, locknuts, O-rings, clips, and other frequently used service hardware. Confirm diameter, length, thread, material, and assortment compatibility before restocking a cabinet or display.

Shop Storage, Handling, and Merchandising

Bin boxes, display racks, reachers, tie-downs, and other shop accessories help organize parts, handle materials, and maintain an efficient workspace. Review dimensions, load requirements, package quantities, and mounting needs before purchase.

Sprayer and Specialty Service Items

The collection also includes selected chargers, hoses, shutoffs, caps, and service components for sprayers and other specialty equipment. Match the exact sprayer model or original part number because similar components can use different fittings and electrical connections.

Frequently Asked Questions About Shop Tools

Are these tools intended for homeowners or repair shops?

The collection includes basic maintenance tools as well as specialized equipment suitable for frequent professional service. Choose according to the repairs you perform, the required accuracy, and expected use.

What tools help diagnose a small engine that will not start?

An ignition tester can help check for spark, while fuel-pressure or leak-testing tools may support fuel-system diagnosis on compatible engines. Follow the equipment service procedure and confirm the tool’s operating range before testing.

How do I choose the correct T-wrench or scrench?

Compare the spark-plug, bar-nut, fastener, or Torx sizes required by the equipment. Combination tools can have different sizes on each end, so verify the complete specification rather than relying only on appearance.

Will a replacement grinder or chain-tool accessory fit every machine?

No. Wheels, punches, pins, collectors, and other replacement components are commonly model-specific. Match the accessory to the parent tool’s manufacturer and part number.

Can I identify a mower belt with a belt gauge?

A belt gauge can help determine width and length, but a worn belt may be stretched. Match the OEM belt number and equipment model whenever possible, then use measurements as confirmation.

Why are some hardware items sold as multipacks?

Small fasteners and assortment refills are often packaged in quantities designed for shop restocking. Check the product title and package quantity so the order matches your needs.

What should I verify before buying diagnostic equipment?

Confirm the measurement range, units, connection method, engine type, power requirements, included accessories, and whether the equipment manufacturer specifies a particular test procedure.

Before servicing equipment, shut off the engine, remove the key or disconnect the spark-plug lead when appropriate, allow hot and moving parts to stop, wear suitable eye and hand protection, and follow the equipment and tool manufacturer’s instructions.

Filters

Original price $11.99 - Original price $11.99
Original price
$11.99
$11.99 - $11.99
Current price $11.99

Rotary # 14698 HELIX CABLE LUBER

Rotary
In stock

Helix Cable Luber used to inject lubricant into cable housing. Clamps over housing and wire allowing an aerosol can to be connected. Once lube run...

View full details
Original price $11.99 - Original price $11.99
Original price
$11.99
$11.99 - $11.99
Current price $11.99
Original price $41.99 - Original price $41.99
Original price
$41.99
$41.99 - $41.99
Current price $41.99

Rotary # 14196 SAFETY SEAL SLIM REFILL

Rotary
In stock

Safety Seal Slim Refill 121-60. Pack of 60 4" repairs designed for that tough to repair tiny puncture (max 1/8").Dimensions: CASE QTY: 54 PALLET Q...

View full details
Original price $41.99 - Original price $41.99
Original price
$41.99
$41.99 - $41.99
Current price $41.99
Original price $29.99 - Original price $29.99
Original price
$29.99
$29.99 - $29.99
Current price $29.99

Rotary # 14124 HELIX 3 WAY RATCHET 1/4", 3/8" & 1/2"

Rotary
In stock

Helix 3 Way Ratchet. Fits 1/4", 3/8" and 1/2" square drive sockets.Dimensions: CASE QTY: PALLET QTY:

Original price $29.99 - Original price $29.99
Original price
$29.99
$29.99 - $29.99
Current price $29.99
Original price $87.99 - Original price $87.99
Original price
$87.99
$87.99 - $87.99
Current price $87.99

Rotary # 13660 ULTRASONIC CLEANING SOLUTION

Rotary
In stock

Ultrasonic Cleaning Solution Concentrate. * Special formula created for Design Technology, Inc., especially for the Ultrasonic Cleaner. * B...

View full details
Original price $87.99 - Original price $87.99
Original price
$87.99
$87.99 - $87.99
Current price $87.99
Original price $538.99 - Original price $538.99
Original price
$538.99
$538.99 - $538.99
Current price $538.99

Rotary # 13659 ULTRASONIC CARBURETOR CLEANER

Rotary
In stock

* Ultrasonic cleaning is based on the cavitation effect caused by high frequency ultrasonic wave vibration signals in fluid. Microscopic bubbles ar...

View full details
Original price $538.99 - Original price $538.99
Original price
$538.99
$538.99 - $538.99
Current price $538.99
Original price $9.99 - Original price $9.99
Original price
$9.99
$9.99 - $9.99
Current price $9.99

Rotary # 12800 ALCOHOL FUEL TESTER

Rotary
In stock

Tiny Tester Alcohol Content Tester. This handy tester will let you know approximately how much alcohol is present in gasoline. This is also a very ...

View full details
Original price $9.99 - Original price $9.99
Original price
$9.99
$9.99 - $9.99
Current price $9.99
Original price $2.99 - Original price $2.99
Original price
$2.99
$2.99 - $2.99
Current price $2.99

Rotary # 11554 SHRINK TUBE 3/8" 6 PC. PACK

Rotary
In stock

Shrink Tube 3/8" 6 pc. See Rotary # 11550 for AssortmentDimensions: SIZE: 3/8 X 6 CASE QTY: 200 PALLET QTY: 18

Original price $2.99 - Original price $2.99
Original price
$2.99
$2.99 - $2.99
Current price $2.99
Original price $2.99 - Original price $2.99
Original price
$2.99
$2.99 - $2.99
Current price $2.99

Rotary # 11553 SHRINK TUBE 1/4" 7 PC. PACK

Rotary
In stock

Shrink Tube 1/4" 7 pc. See Rotary # 11550 for Assortment.Dimensions: SIZE: 1/4 X 6 CASE QTY: 200 PALLET QTY: 18

Original price $2.99 - Original price $2.99
Original price
$2.99
$2.99 - $2.99
Current price $2.99
Original price $2.99 - Original price $2.99
Original price
$2.99
$2.99 - $2.99
Current price $2.99

Rotary # 11552 SHRINK TUBE 3/16" 7 PC. PACK

Rotary
In stock

Shrink Tube 3/16" 7 pc. See Rotary # 11550 for Assortment.Dimensions: SIZE: 3/16 X 6 CASE QTY: 200 PALLET QTY: 18

Original price $2.99 - Original price $2.99
Original price
$2.99
$2.99 - $2.99
Current price $2.99
Original price $2.99 - Original price $2.99
Original price
$2.99
$2.99 - $2.99
Current price $2.99

Rotary # 11551 SHRINK TUBE 1/8" 8 PC. PACK

Rotary
In stock

Shrink Tube 1/8" 8 pc. See Rotary # 11550 for Assortment.Dimensions: SIZE: 1/8 X 6 CASE QTY: 200 PALLET QTY: 27

Original price $2.99 - Original price $2.99
Original price
$2.99
$2.99 - $2.99
Current price $2.99
Original price $69.99 - Original price $69.99
Original price
$69.99
$69.99 - $69.99
Current price $69.99

Rotary # 11321 LEAK DETECTOR

Rotary
In stock

Leak Detector, Pop-Off Gauge Fuel Pressure Gauge (15 PSI)Replaces:WALBRO 57-21Dimensions: CASE QTY: 50 PALLET QTY: 48

Original price $69.99 - Original price $69.99
Original price
$69.99
$69.99 - $69.99
Current price $69.99
Original price $2.99 - Original price $2.99
Original price
$2.99
$2.99 - $2.99
Current price $2.99

Rotary # 10666 SHRINK TUBE 3/4" 4 PC. PACK

Rotary
In stock

Shrink Tube 3/4" 4 pc. See Rotary 11550 for Assortment.Dimensions: CASE QTY: 200 PALLET QTY: 18

Original price $2.99 - Original price $2.99
Original price
$2.99
$2.99 - $2.99
Current price $2.99
Original price $2.99 - Original price $2.99
Original price
$2.99
$2.99 - $2.99
Current price $2.99

Rotary # 10655 SHRINK TUBE 1/2" 4 PC. PACK

Rotary
In stock

Shrink Tube 1/2" 4 pc. See Rotary 11550 for Assortment.Dimensions: CASE QTY: 200 PALLET QTY: 27

Original price $2.99 - Original price $2.99
Original price
$2.99
$2.99 - $2.99
Current price $2.99
Original price $5.99 - Original price $5.99
Original price
$5.99
$5.99 - $5.99
Current price $5.99

Rotary # 9973 VALVE STEM & CORE TOOL

Rotary
In stock

Valve Stem and Core Tool, Used to remove and install Valve Stems and Valve Stem Cores in tubeless and Tube Type Tires and Wheels.Dimensions: CASE Q...

View full details
Original price $5.99 - Original price $5.99
Original price
$5.99
$5.99 - $5.99
Current price $5.99
Original price $4.99 - Original price $4.99
Original price
$4.99
$4.99 - $4.99
Current price $4.99

Rotary # 9905 GREASE GUN COUPLER

Rotary
In stock

Grease Gun Coupler for Rotary 6661 & 1727 Grease Guns.Dimensions: CASE QTY: 300 PALLET QTY: 100

Original price $4.99 - Original price $4.99
Original price
$4.99
$4.99 - $4.99
Current price $4.99
Original price $312.99 - Original price $312.99
Original price
$312.99
$312.99 - $312.99
Current price $312.99

Rotary # 9788 BLADE BALANCER

Rotary
In stock

Blade Balancer made of the finest steel with sealed bearings for precision balancing and strong magnets to hold a blade while balancing. This is a...

View full details
Original price $312.99 - Original price $312.99
Original price
$312.99
$312.99 - $312.99
Current price $312.99
Original price $23.99 - Original price $23.99
Original price
$23.99
$23.99 - $23.99
Current price $23.99

Rotary # 9706 GRINDING WHEEL 4-1/8"X7/8"X3/16"

Rotary
In stock

Grinding Wheel for Rotary 9704 Chain Grinder.Dimensions: DIAMETER: 4-1/8" THICKNESS: 3/16" ID: 7/8" CASE QTY: 25 PALLET QTY: 48

Original price $23.99 - Original price $23.99
Original price
$23.99
$23.99 - $23.99
Current price $23.99
Original price $21.99 - Original price $21.99
Original price
$21.99
$21.99 - $21.99
Current price $21.99

Rotary # 9705 GRINDING WHEEL 4 1/8" X 7/8" X 1/8"

Rotary
In stock

Grinding Wheel for Rotary 9704 Chain Grinder.Dimensions: DIAMETER: 4-1/8" THICKNESS: 1/8" ID: 7/8" CASE QTY: 30 PALLET QTY: 48

Original price $21.99 - Original price $21.99
Original price
$21.99
$21.99 - $21.99
Current price $21.99
Original price $129.99 - Original price $129.99
Original price
$129.99
$129.99 - $129.99
Current price $129.99

Rotary # 9251 RUBY STONE FOR #9238 BLD GRIND

Rotary
In stock

Fits Rotary # 9238 Blade Grinder.Dimensions: C. H. DIA: 7/8" THICKNESS: 1" OD: 12' GRIT: 46 CASE QTY: 1 PALLET QTY: 50

Original price $129.99 - Original price $129.99
Original price
$129.99
$129.99 - $129.99
Current price $129.99
Original price $10.99 - Original price $10.99
Original price
$10.99
$10.99 - $10.99
Current price $10.99

Rotary # 9099 IGNITION & SPARK PLUG TESTER

Rotary
In stock

Dimensions: CASE QTY: 500 PALLET QTY: 8

Original price $10.99 - Original price $10.99
Original price
$10.99
$10.99 - $10.99
Current price $10.99
Original price $6.99 - Original price $6.99
Original price
$6.99
$6.99 - $6.99
Current price $6.99

Rotary # 9039 CIRCULAR TELESCOPING MIRROR

Rotary
In stock

Extends to 14".Dimensions: DIAMETER: 2-1/4" OVERALL LENGTH: 10" (EXTENDS TO 14") CASE QTY: 75 PALLET QTY: 36

Original price $6.99 - Original price $6.99
Original price
$6.99
$6.99 - $6.99
Current price $6.99
Original price $9.99 - Original price $9.99
Original price
$9.99
$9.99 - $9.99
Current price $9.99

Rotary # 9038 POCKET MAGNET TELESCOPING

Rotary
In stock

Adjusts to 28".Dimensions: CASE QTY: 100 PALLET QTY: 100

Original price $9.99 - Original price $9.99
Original price
$9.99
$9.99 - $9.99
Current price $9.99
Original price $99.99 - Original price $99.99
Original price
$99.99
$99.99 - $99.99
Current price $99.99

Rotary # 9036 COMPRESSION TESTER

Rotary
In stock

Specially designed for small engine use . Dual Dial, Metric & American, Chrome Gauge. Has a slide release valve for multiple tests. For use o...

View full details
Original price $99.99 - Original price $99.99
Original price
$99.99
$99.99 - $99.99
Current price $99.99
Original price $16.99 - Original price $16.99
Original price
$16.99
$16.99 - $16.99
Current price $16.99

Rotary # 9029 KEY PULLER

Rotary
In stock

This handy tool will do many small pulling jobs from Oil Seals to Carburetor Clips. Every tool box should have one.Dimensions: CASE QTY: 120 PALLE...

View full details
Original price $16.99 - Original price $16.99
Original price
$16.99
$16.99 - $16.99
Current price $16.99