Best Grooved Valves

Cool Wind CTU-200 Series 4-Valve BBb Tuba Black

  • Tuning: Bb Bore: 0.826" (21 mm) Mouth piece material: ABS Valves: 4-valves Bell material: ABS Valve material: Metal Valve: Rotary valves Case : Soft Gigbag.
  • Plastic “brass” instruments have been in the marketplace for a few years now.
  • First came the trombones, then the trumpets.
  • Now manufacturers are taking what they’ve learned and applying it to more ambitious designs such as the plastic tuba.
  • Cool Winds is at the forefront of this design and manufacturing revolution.
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Cool Wind CTU-200 Series 4-Valve BBb Tuba Red

  • Tuning: Bb Bore: 0.826" (21 mm) Mouth piece material: ABS Valves: 4-valves Bell material: ABS Valve material: Metal Valve: Rotary valves Case : Soft Gigbag.
  • Plastic “brass” instruments have been in the marketplace for a few years now.
  • First came the trombones, then the trumpets.
  • Now manufacturers are taking what they’ve learned and applying it to more ambitious designs such as the plastic tuba.
  • Cool Winds is at the forefront of this design and manufacturing revolution.
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Licefreee NitDuo Lice and Nit Comb | Dual Sided Metal Lice Comb | Two Combs in One Works on All Hair Types | Head Lice Treatment Comb Removes Nits and Eggs

  • DUAL-SIDED LICE COMB FOR THIN OR THICK HAIR.
  • One-of-a-kind head lice removal comb from the maker of Licefreee Spray.
  • Grooved-side is terrific for hard to remove lice, eggs and nits.
  • Smooth side is best for non-invasive combing and thicker hair.
  • Professional metal lice comb allows you to remove lice completely.
  • Tiny eggs and nits won’t slip through special spiral-grooved teeth.
  • The comb is also reusable for your entire family.
  • COMFORT GRIP MAKES LICE AND NIT REMOVAL EASY.
  • Perfect for when your head lice treatment process calls for egg, nit and lice removal.
  • Those critters don’t stand a chance with the NitDuo Comb.
  • ONE SIDE HAS SPIRAL-GROOVED TEETH FOR HARD TO REMOVE EGGS AND NITS.
  • This is very helpful when your school has a no nit policy.
  • The smooth side of the NitDuo Comb loves curly or thick hair.
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Ultimate Washer Replacement for General Pump Check Valves KIT001 Kit 1 New Valves + O-Rings

  • Replacement for General Pump Check Valves Kit - Kit 1, Valves and O-Rings (K01).
  • Complete Valve Kit Includes Six O-rings and Six Check Valves Complete.
  • High Quality Material for Best Performance.
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Crabby 6'' Inch 30sec Diffraction Spectrometer to Measure Prism Refractive Index

  • Adjustable Prism table marked with grooved lines Main graduated scale of 150mm (6") Double ending verniers reading to 1 min to 30 Secs Arc depending on model Telescope mounted on movable pillar having fine adjustment..
  • Collarimeter mounted on fixed pillar with objective Eyepiece & Rack Pinion Fine Focusing..
  • Spectrometer with 6" Circle and Adjustable Prism table marked with grooved lines..
  • Telescope mounted on movable pillar having fine adjustment and Double ending verniers reading 30 Secs. Arc Collarimeter mounted on fixed pillar with objective..
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3M Aqua-Pure Whole House Large Sump Replacement Water Filter Drop-in Cartridge AP811, 5618904

  • Reduces sediment for cleaner and clearer water.
  • Cartridge manufactured using 3M polypropylene process.
  • Grooved surface increases total surface area for longer cartridge life as compared to 3M non-grooved surface cartridges.
  • Rigid construction helps to reduce sediment “unloading” due to variances in water pressure.
  • All parts are manufactured from FDA CFR-21 compliant materials.
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Muc-Off Red Tubeless Presta Valves 60mm - Premium No Leak Bicycle Valves with Integrated Valve Core Removal Tool

  • GOING TUBELESS?: Compatible with most tubeless ready wheels and tires, these valves are the ultimate companion for keeping your rims looking fresh AF..
  • NO MORE LEAKS: We know how frustrating it can be to have a leaky tubeless valve, so we’ve designed these premium aluminium valves to prevent leaks....
  • EASY TO FIT: Muc-Off Tubeless Presta Valves come with a 4mm machined allen key slot for simple installation and an integrated valve core removal tool....
  • VARIETY OF COLOURS: Muc-Off Tubeless Presta Valves are available in ten different eye-popping colours so that you can customise your ride to your....
  • VARIETY OF SIZES: Available in a variety of sizes to suit different rim sizes – check out our size chart and take the hassle out of choosing the....
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CUESOUL 30 Grams Tungsten Steel Tip Darts Set 95% Tungsten with Luxury Case

  • 95% Tungsten Barrel, 11 Hand Painted Rings Grooved, 4 Small Knurled Barrels Grips in Front 95% Tungsten Barrel, 11 Hand Painted Rings Grooved, 4 Small Knurled Barrels Grips in Front.
  • Anodized Aluminum Shaft,Medium(46mm/1.8" include thread).
  • 30 Grams , Center Weighted for Easier Controlling.
  • 7.5mm /0.295"( Max.) Diameter and 51mm/2.0" Length.
  • 6 Anodized Aluminum Shafts,3 Lantern Shape Flights,3 Standard Flights,3 alloy flights ,1 point sharpener and 1 most useful dart tool,all Come with 1 Deluxe Dart Case.
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Watts Tankless Water Heater Service Valve Kit

  • TANKLESS WATER HEATER VALVE KIT: Watts LFTWH-FT-HCN service valve kit for tankless water heater valves simplify the installation, maintenance and operation of tankless water heaters..
  • SERVICE VALVE KIT FOR TANKLESS WATER HEATER: The tankless water heater service valve kit replaces up to 18 fittings and 16 connections used in typical tankless water heater installations, color-coded tee handle. Optional pressure relief and check valve..
  • MULTIPLE CONNECTION VALVE KIT: They are available in two valve sets or as a single valve with female threaded, union or quick-connect end options. The service valve kits are available with or without a relief valve. Facilitate service and maintenance with cold water inlet and hot water outlet valves certified to NSF/ANSI 61..
  • LEAD FREE VALVE KIT: The wetted surface of our Lead Free products contacted by consumable water contain less than one quarter of one percent (0.25 percent) of lead by weight..
  • WATER SERVICE VALVE KIT: Purge/drain ports allow regular cleaning to remove scale build-up. The kit includes LF4L - Lead free poppet type pressure relief valves for protection against excessive pressure and LFTWH - Lead Free Tankless Water Heater Valves..
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Akozon Ignition Test Pen Professional Car Spark Plug Tester Ignition System Wires Coil Test Check Pen Disassembly Free Ignition Testers

  • 【Ignition Test Pen】---This Spark Ignition Tester Pen can be used to test spark plugs, coils and distributors in two places, the electronic ignition system and the circuit breaker. The grooved end makes the contact area between the wire and the instrument larger, and the high-brightness bulb makes the measurement results easy to observe..
  • 【Careful Design】---Grooved end makes the contact area between the wire and the instrument large, ensure accurate test.With portable pen clip, easy to carry and store, bring much convenience for you..
  • 【Professional Quality】---Car Wires Coils Diagnostic Tool with quality light bulb, high brightness, easy to observe, convenient to use.Stable characteristics, professional performance, high reliability.Conform to strict quality control standards, dependable to use..
  • 【Usage】---When the engine is started, place the grooved end of the engine ignition indicator on the spark plug wire. If the bulb flashes, the spark plug wire is transmitting the spark signal.Length:Approx.125mm/4.9in.
  • 【After-sales service】: We are committed to providing the best products and best services. If you have any questions about our products, please contact us by email. Our professional customer service te....
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