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Best Helical Rib

SVBONY SV106 Guide Scope with Helical Focuser Finder and Guide Scope Multi-Use for Astronomical Telescope 50mm

  • 50mm Guide scope will help guide you to capturing higher quality astrophotos. with its 50mm lens and smooth helical focuser, the versatile 50mm multi-use guide scope with helical focuser is an ideal addition to any astrophotographers collection of gear.
  • Multi-use guide scope with helical focuser features a built-in helical focuser that allows precise focus adjustments with zero flexure for rigid performance. obtaining a clear, sharply focused view of potential guide stars is quick and easy with this sturdy scope.
  • High power guide scope features a machined, knurled ring to make fine focus adjustments nice and easy, while a thumbscrew lets you lock-down the focuser in-place once adjustments are complete. the focuser boasts 8 mm of precise helical focus travel, plus telescoping drawtube housing provides up to 30 mm of additional back-travel if needed for your particular autoguider device.
  • This complete guide scope comes with two heavy-duty guide scope rings and a 3.5" long, 1.18"wide dovetail mounting bar, which is compatible with dovetail finder scope bases for easy attachment. the dovetail bar features five threaded through-sockets for versatile attachment options. the included guide scope rings feature six metal thumbscrews for precise aiming.
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HOYISOX Plus Size Compression Socks 20-30 mmHg for Men and Women, Wide Calf Extra Large, Comfortable Cotton (Black, 3X-Large)

  • Plus sizes 3XL, 4XL, 5XL, 6XL, 7XL and 8XL for wide calves. Single rib welt technique achieves true graduated compression which won’t be too tight at the top of the sock thereby presenting more comfort..
  • Helical construction provides compression 20-30 mmHg with breathability, which is snug at the calf, allowing the socks to be worn for long period of time..
  • The right angle L-shaped design combined with ergonomics is a perfect match for your foot, which are snug at the heel..
  • 3D and seamless toe designs exactly fit the right or left foot, not just L or R remark, which offer roomy space for toes..
  • Special anti-friction features at Achilles tendon and heel protect your feet from abrasion..
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Upgraded Helical Cutterhead for 13' DeWalt Planer DW735 DW735X Planer

  • UPGRADED CUTTERHEAD-The TJATSE 13" Helical Cutterhead is designed to replace the straight knife cutterhead on the DeWalt DW735 and DW735X Planers. Takes the performance of your Dewalt planer to the next level and cuts smoothly through your wood planing projects with ease..
  • CUT IMPROVEMENT-Helical cutter head features smaller which contact the wood and an angle shearing the fibers rather than tearing at them, the cutting performance is excellent and the slight bit of snipe that was getting with the straight knives is completely gone, the wood surface would be so much smoother..
  • AMAZING NOISE REDUCTION-The biggest difference of helical cutterhead is the noise reduction, the section cutting process makes the wood chips very fine, then the chip removal is easier. Energy saving and power saving, while reducing tear out more effectively than conventional straight-knife cutterheads..
  • LONG-TERM COST SAVING-56 Indexable carbide inserts included to produce a superior finish. Indexable carbide inserts are less prone to nicks and cracks over conventional HSS knives and 10 times longer than. If an insert dulls or gets nicked, simply rotate it to expose a new sharp edge or easily replaced, No need to take out all the blades, reduces shop down-time and cost savin....
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ZMOL Long Point Pencil Sharpener, Manual Pencil Sharpeners for Art,Drawing Pencil Sharpener for Artists，Suitable 6-8mm Sketching/Charcoal/Colored/Graphite/Prismacolor Pencils,5 Adjustable Pencil Nibs

  • ...s of the pencil. This manual pencil sharpener will provide you a long point（not very sharp）. This pencil sharpener is a long-point pencil sharpener specially designed for artists. 5 settings will not very obvious.Please refer to our video.Thicker core, longer points. An ideal choice for artists!.
  • 【HIGH QUALITY HELICAL BLADE】The long life helical blade can sharpen over 4000 times without wearing out. Moreover , the high quality helical blade ensures less lead breakage( Replaceable helical blade can be replaced in 2 seconds to extend the lifespan of the sharpener). .
  • 【BEST PROFESSIONAL SHARPENER】Suitable for all 6-8mm sketching and drawing pencils.Professional Sketch Pencil Sharpener with hardened steel helical blade and large capacity pencil shavings bin guarantees dependability and durability designed for art studio, school, office, home, etc..
  • 【EASY to USE】You don't need push the pencil while you are sharpening. Just insert a pencil， turn the crank clockwise the pencil feeds through and sharpens. When it's done, you can feel the resistance decrease .Counter clockwise pencil is feed back out to release. Now you can spend more time on your art and less time bent over a trash can whittling on your pencils!High recommend the Zmol sh....
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SVBONY SV106 Guide Scope 60mm Multi-Use Finder Scope Guide Scope with Helical Focuser F4 for SG4 QHY5II ZWO SG4 CCD Astronomical Telescope

  • Versatile 60mm aperture Guide Scope with a built-in helical focuser for precise focusing of potential guide stars.
  • will help guide you to capturing higher quality astrophotos.
  • an ideal addition to any astrophotographers collection of gear.
  • The helical focuser simply moves the attached device inwards or outwards while maintaining its orientation.
  • this convenient feature means your field of potential guide stars will not rotate as focus is adjusted, further increasing ease of use.
  • For those nights when you don't plan to capture astrophotos exposures, this versatile Guide Scope can double as a straight-through finder scope with an optional 1.25" eyepiece installed.
  • For example, inserting a 25 mm eyepiece creates a 9.6x60 finder scope, or you can insert one Illuminated Centering Eyepieces for use as a finder with illuminated crosshairs for easy aiming.
  • The focuser boasts 8 mm of precise helical focus travel.
  • plus telescoping drawtube housing provides up to 35mm of additional back-travel if needed for your particular autoguider device.
  • a compression ring fitting keeps any inserted autoguider cameras or eyepieces free of pesky scratches.
  • The Multi-Use Guide Scope with Helical Focuser also features male T-threads on the focuser collar f....
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Bitzenburger Nock Receiver Right Helical

  • Constructed from die cast alloy, allows for very precise and uniform placement of all feathers and vanes.
  • Right Helical jig comes with a right nock receiver.
  • Designed to be used with Right Helical clamp ONLY ( Clamp sold separately).
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Bitzenburger Dial-O-Fletch Jig Right Helical Base

  • Constructed from die cast alloy, allows for very precise and uniform placement of all feathers and vanes.
  • Left Helical jig comes with a left nock receiver.
  • Designed to be used with Left Helical clamp ONLY ( Clamp sold separately).
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uxcell #6-32x0.414 304 Stainless Steel Helical Coil Wire Thread Insert 25pcs

  • Package Content: 25pcs x Helical Coil Insert.
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uxcell #10-24x0.475 304 Stainless Steel Helical Coil Wire Thread Insert 25pcs

  • Package Content: 25pcs x Helical Coil Insert.
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Orion 60mm Multi-Use Guide Scope with Helical Focuser

  • Versatile 60mm aperture Guide Scope with a built-in helical focuser for precise focusing of potential guide stars.
  • Designed for use with the Orion StarShoot AutoGuider and StarShoot AutoGuider Pro (both sold separately).
  • Helical focuser collar will not rotate attached autoguider devices during focus adjustments.
  • Can also be used as a deluxe straight-through finder scope with optional 1.25" eyepieces installed (eyepieces sold separately).
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Tihoo Electric Pencil Sharpener, Auto Stop, Adjustable Pencil Tip Thickness, for Colored Pencils( 6-12mm), Portable Sharpeners, Apply in School/ Office/ Home/ Drawing

  • ...orce , but it will automatically stop sharpening at a perfect point to make your pencils more durable with high economical efficiency..
  • Adjustable Pencil Tip Thickness : Only need to adjust the button to achieve different pencil tip thickness , very conveniently for better writing or drawing effect..
  • Replaceable Helical Blade Made of Stainless Steel : The pencil sharpener helical blade is made of stainless steel to support more than 4,000 times of sharpening with longer service life and better durability.The helical blade is replaceable so never need to worry about the damage of it ,only need to replace a new one for normal operation.If you need more spare helical blades, please contact us anytime..
  • Portable , Safer and More Energy Efficient : Portable pencil sharpener easy to carry , Automatically stop when the lid is open so safer for children and more energy efficient..
  • Transparent XL Pencil Shavings Bucket : Enough to contain the shavings of multiple sharpening before emptying, Transparent case makes it easy to know when it should be emptied..
  • Non-slip Base : Non-slip base with 4 rubber pads, makes it more stable in use and not easy to slide..
  • How to Use : Step 1, Connect the pencil sharpener and power adapter.
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Update International (MPS-36) 36\ Stainless Steel Mixing Paddle

  • Ideal for mixing a wide range of under/overlayments and colored products.
  • Integrated shear bars evenly disperse powders and liquids throughout tinted and dyed mixtures.
  • The helical design mixes the product from the bottom up to prevent air bubbles from being sucked into the material.
  • 5.5" Diameter 24" Length helical paddle will mix up to 110 pound batches.
  • 14mm Male European Thread Connection connects easily into our handheld electic mixers for reliable continuous use in commercial applications.
  • Please scroll down the page to the "From the manufacturer" section to see our full line of German-Made paddles and mixers.
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DINGGUANGHE-CUP Durable Helical Gear 2 Module 22 Teeth Inner Hole 14mm Helical Zipper Gears (Hole Diameter : 14mm, Number of Teeth : 22Teeth)

  • Mainly Applicable: Hardware, Mold, Mechanical transmission.
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