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Outdoor Power Equipment

String Trimmers

String Trimmers Article

A line-trimmer works on the principle that a line that is turned fast enough is held out from its housing (the rotating reel) very stiffly by centrifugal force. The faster it turns the stiffer the line. Even round-section nylon line is able to cut grass and slight, woody, plants quite well. Some monofilament lines, designed for more powerful cutters, have an extruded shape like a star that helps the line slash the material being cut and thus it is able to cut quite large woody plants (small shrubs) or, at least, ring-bark them very effectively. These lines make disks less necessary for tough jobs.

The line is hand-wound onto a reel before the job is started, leaving both ends extending from the reel housing. The motor turns the reel and the line extends horizontally while the operator swings the trimmer about where the plants are to be trimmed. The operator controls the height at which cutting takes place and can trim down to ground level quite easily. As the line is worn, or breaks off, the operator knocks the reel on the ground so that a release mechanism allows some of the line in the reel to extend and replace the spent portion. A small cutter on the line-guard ensures that the line length exposed for cutting does not exceed the length that can be swung efficiently by the motor. Newly extended line operates more efficiently because of its heavier weight and surface effects (the star-shaped edges).

Trimmers that have nylon or metal blades usually have straight driveshafts because of the higher torque required to turn the disk and because of the shock loads that are passed back from the blade to the driveshaft and its gearbox(es). Smaller line trimmers have curved driveshafts to make holding the cutting-head at ground level much easier and with less strain on the operator.


String Trimmers Items

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Lot of 3 Poulan PoulanPRO 530054223 Weedeater Caps
$7.99
Genuine ECHO Primer Bulb for GT1100 GT2000 Weedeater
$5.99
New Homelite AC41HC Replacement Spool Retainer UT41110
$1.49
Grass/Brush Cutter, McCullogh RT15 swath 15" wide
$29.99
Ryobi Expand-it Hedge Trimmer Attachment UT 15703
$15.50
BRAND NEW Troy-Bilt 4-Cycle Trimmer
$115.00
Troy Bilt EZ-Link String Trimmer 4 Cycle
$35.00
155-344 Cobra .130 Commercial Trimmer Line Lot of 5
$9.99
Ryobi Expand-it Tiller Attachment ZR15521
$68.54
Expand-it Tiller Attachment ZR15521
$82.95
poly cut blades for STIHL or HUSKY trimmers(BOX OF 200)
$34.99
ECHO SRM-210 PROFESSIONAL STRING TRIMMER STRAIGHT, NICE
$120.00
ECHO SRM Shoulder Strap Kit 999442-00200
$9.45
WEED THRASHER Monster Cutter Eater REPLACEMENT Blades
$9.95
Trimmer line 0.095 Dia Box of 15American made round
$16.00
Weedeater String Trimmer 25CC 952991526 FLSST25
$69.46
Weed Eater Replacement Spool TE30/31 XT10/12 and other
$1.99
3 STIHL FS 110 RX OHV TRIMMER MOTORS FIX/PARTS
$9.99
STIHL (36) REPLACEMENT BLADES ALL POLY MOWING HEADS
$9.99
YARD MACHINE 17 INCH LINE TRIMMER PARTS USED STRING
$19.99
WORX NEW WG112 12 in. 4.5 Amp String Trimmer
$49.99
STRING TRIMMER BRAND NEW JOHN DEERE XT140LE!!!
$94.51
Expand-it Hedge Trimmer Attachment ZR15703
$72.95
155-145 Pro 4 Commercial Trimmer Line, 5 New Spools
$9.99
Expand-it Pruner Attachment ZR15520
$91.95
Genuine ECHO Primer Bulb for PB1000 series Blower
$5.99
6103 - Homelite Mighty Lite Trimmer Weed eater
$48.99
Air Cleaner Cover Weed Eater Ultratrim String Trimmer
$3.00
John Deere RCS400 Convertible Trimmer RC Plane Boat NR
$10.00
POULAN 2,000 ft .080 ROUND WEEDEATER TRIMMER LINE 5LBS
$14.99
Mighty-Lite Curved Shaft Versa-Tool ZR21566
$85.95
toro tc 5000 string trimmer / weed trimmer 30 + cc
$10.83
Expand-it Edger Attachment ZR15518
$54.80
Recoil Starter & Pawl for John Deere 250G Trimmer
$1.99
ZR30002 Ryobi Straight Shaft Trimmer 30cc Engine
$87.11
NEW Sandvik 9" x3/4" Grass Trimmer Blade Brushcutter S
$9.99
NICE WEEDEATER FEATHERLITE FL26 16" GAS TRIMMER 25CC
$0.99
Homelite Mighty-Lite Straight Shaft Trimmer ZR21546
$82.95
POULAN TE 450 CXL WEEDZIPPER MOTOR (NO RESERVE )
$10.00
Ryobi Electric String Trimmer ZRRY41002
$43.59
POULAN PRO STRAIGHT SHAFT TRIMMER 17"
$100.00
Ryobi Electric String Trimmer ZRRY41002
$58.95
LNIB CRAFTSMAN 18V CORDLESS WEEDEATER TRIMMER 74815
$0.99
Air Box Weed Eater Ultratrim String Trimmer
$4.60
TAP-N-GO HEAD FOR ECHO GT SERIES CURVED SHAFT TRIMMERS
$9.99
WEED THRASHER REPLACEMENT CUTTERS Grass Eater Wacker
$9.90
Mighty-Lite Straight Shaft Trim ZR21546 26cc Homelite
$68.54
Ryobi ZR15519 Expand-it Blower Attachment
$45.39
Ryobi Straight Shaft Trimmer ZR30002
$101.95
STIHL FS 55 LINE TRIMMER USED weed trimmer fs55
$19.99
YARD MACHINE 17 INCH LINE TRIMMER PARTS USED STRING
$19.99
"TORO" 2-SPEED ELECTRIC GRASS TRIMMER/USED
$9.95
NEW POULAN 16" CURVED SHAFT GAS TRIMMER WEED EATER SALE
$77.99
LNEW CRAFTSMAAN 4.0A ELECTRIC WEEDEATER TRIMMER 74544
$0.99
7050 - Ryobi String Trimmer, Hedge Trimmer, Edger Combo
$137.99
Stihl Leaf Blower Motor Seized Parts BG85C Gas Powered
$9.99
ZR20769 Homelite Easy Reach Straight Shaft Trimmer 25cc
$68.54
CCBT Cub Cadet Troy-Bilt Blower/Trimmer Attachment New
$24.99
NICE CRAFTSMAAN 4.0A ELECTRIC WEEDEATER TRIMMER 74544
$0.99
New Homelite AC41RDL Replacement Spool .065" for UT4110
$1.79
Craftsman High Wheel Trimmer Line 36pcs 16.75" x .130"
$3.49
Homelite Easy Reach Straight Shaft Trimmer ZR20769
$82.95
Ryobi Expand-it Hedge Trimmer Attachment ZR15703
$58.84
ZR15520 Ryobi Expand-it Pruner Attachment
$77.55
REDMAX BRUSH CUTTER USED weed trimmer GZ25N2 red max
$19.99
CRAFTSMAN 13" 4.0A ELECTRIC WEEDEATER TRIMMER 74529
$0.99
WALBRO CARBURETOR # WT-324
$4.99
Ryobi Curved Shaft Trimmer ZR30000 30cc Engine
$68.78
155-151 Pro 4 Trimmer Line Lot of 5 New
$9.99
RYOBI BRUSH CUTTER USED weed trimmer BC30
$19.99
Gas Tank Isolator Weed Eater Ultratrim String Trimmer
$3.00
HOMELITE LINE TRIMMER CURVED SHAFT PARTS USED STRING
$19.99
STIHL FS 110 RX OHV TRIMMER MOTOR
$9.99
2 Echo String trimmer weedeater SRM 210 weed eater
$384.00
BLACK & DECKER GRASSHOG STRING TRIMMER PARTS
$5.00
DOLMAR 351.502.033 SPOOL FOR WEEDEATER LOT of 10
$9.99
BLACK & DECKER HEDGE HOG - 18" HEDGE TRIMMER - 120 VOLT
$19.99
GENUINE ELECTRIC WEED EATER 10" CUT - 120 VOLTS
$9.99
Genuine ECHO Primer Bulb for GT & SRM series Trimmers
$6.50
Genuine ECHO Primer Bulb for GT200 Weedeater
$5.99
6431 - Ryobi Split Shaft Brush Cutter/Trimmer
$79.99
LNIB CRAFTSMAN 14" ELECTRIC TRIMMER/EDGER COMBO 74546
$0.99
Rear Crank Shroud Weed Eater Ultratrim String Trimmer
$4.60
SHINDAIWA T242 TRIMMER SLIGHTLY USED!! DEMO!!
$107.50
Weed Thrasher Grass Trimmer Wacker Cutter Eater Parts
$3.99
RYOBI ZR30004 30CC BRUSH CUTTER WEED EATER 1 HP
$51.00
Fuel Tank Weed Eater Ultratrim String Trimmer
$6.40
UTILITY TRAILER TRIMMER LINE SPOOL DISPENCER BRACKET
$24.99
ZR21566 Mighty-Lite Curved Shaft Versa-Tool 26cc Engine
$71.23
weed wizard
$0.99
WEED EATER XR-90 WEED WACKER ALMOST NEW RUNS STRONG
$4.99
STIHL WEED GRASS TRIMMER STRING TRIMMER
$49.99
Ryobi Curved Shaft Trimmer ZR30000
$83.95
Handle Weed Eater Ultratrim String Trimmer
$4.60
Craftsman 18 volt Cordless 12 in. Line Trimmer 74815
$19.95