Reviews Copper Alloy Telescopes

Telescope for Kids (400 x 70mm), 120X Kids Telescope (Adjustable Height), Telescopes for Astronomy Beginners with Phone Adapter and Storage Bag

  • Star-Gaze Like a Pro - A kids telescope doesn't have to be amateur. With a 400mm focal length and 70mm aperture for a crystal-clear view, this is a powerful telescope for kids of all ages. It will open up your stargazing world! Whether in the classroom or at home, this star gazing telescope is one of the best telescopes for astronomy beginners. It's a great telescope for kids 5-7 years old. It will allow your amateur astronomer to view the galaxy like a pro!.
  • Out of This World Optics - Our kids telescope has the perfect combination of a low f/ratio, and Barlow lens with 120x magnification, making it the best telescope for kids 8-12. Use this stargazing telescope to take out of this world astrophotography images of star clusters, galaxies, the Milky Way, and more! And, with 120x magnification, this astronomical telescope can view the craters of the moon! Capturing astronomical images has never been easier or more exciting!.
  • High-Quality, Kid-Friendly Fun - Unlike other kids telescopes, your new childrens telescope includes a fun stargazing guide to make learning about space fun! This telescope for kids 4-6 years old also include a high-quality storage bag, accessories tray, smartphone attachment to easily capture space images, and a unique compass to he....
Check Stock

Gotical Universal Pistol Hand Guns Picatinny Rail Mount Accessories for Mounting Flashlight Laser Sight, Scope w/ 7/8' Picatinny Rail

  • Precision machined from aircraft grade aluminum alloy with a matte black anodized finish..
  • Provides standard 7/8 inch weave, 12 slots on top, clear design and 3 slots on bottom, Picatinny for attaching telescopes, sights, light..
  • Picatinny - Top and Bottom Rail Mount for Gun.
  • Length: 5.1 in. Width: 1.2 in. Height: 2.8 inches. Weight: 0.32 oz..
Check Stock

Dielectric Mirror, 1.25 Inch 90-Degree Dielectric Mirror Diagonal for Telescope

  • Used for 1.25 inch focus seat and 1.25inch eyepiece..
  • Interface with 1.25 inch thread can be connected with 1.25in filter..
  • Constructed with aluminum alloy housing and stainless steel cover plate, available for long lifespan..
  • Not recommended for use in reflective telescopes..
Check Stock

Xtend & Climb CS125300BK Contractor Series 12.5ft Ladder Telescoping, 12.5 ft, Black

  • Ladder telescopes and retracts compactly.
  • Aerospace engineered using Airplane grade aluminum alloy for strength.
  • Double Over molded feet for durability and traction.
  • Integrated carrying handle with heavy duty closure strap.
Check Stock

Saw Set Pliers, Zinc Alloy Copper Alloy Saw Set Tool Handsaw Set Pliers Woodworking Hand Tools Sawset Puller DIY Accessories 18 7 3cm for Woodworking Saw Blades

  • High Quality: Zinc alloy & copper alloy saw set tool is 100% brand new and has high quality. Saw set puller is a great addition to any serious tool collection..
  • Making Material: Saw set puller is made of high quality zinc alloy and copper alloy, which is durable and sturdy..
  • Scope Of Application: Zinc alloy & copper alloy saw set tool is specially used for woodworking saw blades..
  • Fine Quality Tool: Zinc alloy & copper alloy saw set tool is a fine quality tool that will provide years of service..
  • Quality Service: We strive to provide you with high quality and convenient service. You are welcome to contact us if you have any problem about our product, we will give you a satisfactory reply..
Check Stock

Astromania 2' SCT 90-Degree Mirror Diagonal with 93% reflectivity Across Visible Spectrum - fits Rear Cells of Schmidt-Cassegrain telescopes and Includes an Adapter to use with Refractor telescopes

  • It fits all rear cells of Schmidt-Cassegrain telescopes and includes an adapter to use with refractor telescopes..
  • The 2" SCT diagonal features dielectric coatings with 93% reflectivity across the visible spectrum and a 1/10 wave mirror for bright and true images..
  • Allows you to take advantage of the wider field of view provided by two inch eyepieces. Dielectric coatings are more durable than regular or enhanced aluminum coatings, so you will enjoy years of excellent performance from this product..
  • The SCT Adapter has a standard SCT female thread (2", 24 TPI),you can use your refractor diagonal with all telescopes having a standard SCT thread for which you can attach this diagonal directly to Schmidt-Cassegrain telescopes and many Maksutov-Cassegrain telescopes..
  • Associated with 90°mirror diagonals, which let you view objects that are at a 90°angle from the direction the telescope is pointing.Improved attachment design features a brass clamping ring which does not mar, and provides a more secure connection..
Check Stock

Longdex Finderscope Dovetail Base Aluminium Alloy Mount Bracket for Finder Scope Optical Telescope

  • 5mm—38mm---- This laser pointer finder scope bracket fits maximum dia. 38mm, minimum 5mm flashlight pointer, compatible with different types of laser pointer.
  • 1/4 Standard Thread Hole---- The guide scope rings come with 1/4 standard camera thread hole, suitable for most telescopes, such as for Celestron, for Sky-watcher, for Vixen, etc..
  • High Quality Aluminum Alloy---- This ​finder scope mounting bracket is made of high-quality aluminum alloy material, which is strong and durable. All-metal precision CNC process, fine workmanship and professional design.
  • Easy to Install---- The telescope finder scope shoe is easy to install and use, a great choice for astronomical telescope lovers. Three-point adjustment knurled knobs help make alignment fast and easy.
  • Practical Accessory---- This heavy-duty dual-ring finder scope bracket will help you convert your pointer into a cool finder for your telescope. This mounting bracket also can be used with a finderscope or other accessories.
Check Stock

HFS 2-1/2 Oil Filled Vacuum Pressure Gauge - SS/Br 1/4 NPT Lower Mount -30HG/0

  • [MATERIAL]: Housing Material: Stainless Steel.
  • [APPLICATION]: Normal Ambient Temp.:-4F to +140F (-20C to +60C)；It is suitable for places with severe vibration，the damping liquid (glycerin) can....
Check Stock

25 ft 3/16 Copper Alloy Brake Line Kit Complete Replacement Brake or Fuel Tubing (Includes 16 Fittings), Easy to hand bend (.028) Wall Thickness, SAE Thread, Rust Proof

  • 【Copper Alloy Brake Tubing】The flexible brake line made of copper alloy, Easy to double flare and form bend in line..
  • 【Rust and Corrosion Proofing】Our copper alloy lines are much better than standard steel tubing, Copper alloy lines are ideal for vehicles experiencing harsh weather and environmental conditions..
  • 【High Quality】Our brake line meets all SAE and ISO specifications..
  • 【Complete Brake Line】Includes 16 Fittings: 2 x 3/16” (7/16-24) Inverted Tube Nut, 10 x 3/16” (3/8-24) Inverted Tube Nut, 2 x 3/16” (1/2-20) Inverted Tube Nut, 2 x 3/16” (9/16-18) Inverted Tube Nut..
  • 【Lifetime Warranty】You can return or exchange the product at any time, if you have any questions, please contact us and you will have a satisfactory reply..
Check Stock

Forney 48571 Super Sil Flo Brazing Rod, 1/8-Inch, 1/2-Pound

  • Super Sil-Flo brazing rod is a brazing alloy that is ideal for large and small copper tubing installations.
  • Typical applications are refrigeration control valves, joining copper wires to rotor bars, electrical connections.
  • T joints, wage joints and sleeves, couplings on return bends and condenser fitting.
  • Sil-flo is not recommended for ferrous metals such as iron or steel.
Check Stock

Hardness Testing File Set

  • 【Accurately measured value】-----Precision measurement circuit to ensure Indication error ± 0.5% (HLD = 800), showing the value of repeatability 0.8%.
  • 【Leeb hardness measurement】-----Based Leeb hardness measuring principle, can detect a variety of metal materials.
  • 【Supports a variety of standard hardness】-----Real-time display and conversion: Brinell HB, Rockwell HRC, Vickers HV, Shaw HS, and three kinds of intensity values.
  • 【Applicable Materials】-----Steel and cast steel, alloy tool steel, stainless steel, gray cast iron, nodular cast iron, cast aluminum alloy, copper zinc alloys (brass), an alloy of copper and tin, copper(bronze).
  • 【Application】-----1)Bearings and other parts.
  • 2)Failure analysis of pressure vessel, steam turbine generator group and equipment.
  • 4)Mechanical or permanent assembly installed.
  • 6)The original record of formal requirements on test results.
Check Stock

SVBONY 1.25 inches 90 Degree Zenith Diagonal Mirror for Refractor and Cassegrain Telescopes Astronomical Telescope

  • work with refractor and catadioptric telescopes.
  • keep your lens clean for superior image fidelity.
  • you can view correct image from refractor telescope stand and just look down with a comfortable angle .
  • 1.25" 90 degree diagonal mirror using with refrator telescope and makes the image upright.
Check Stock

Tri-Groove Tamper Proof Security Nuts Zamak 5 Zinc #10-24 - Qty 25

  • Tri Groove Security Nuts are made of Zamak 5 Zinc Alloy (95% Zinc, 4% Aluminum, 1% Copper). Zamak is an alloy of Zinc and Aluminium, sometimes also incorporating Magnesium and Copper..
  • The added copper in Zamak 5 increases the strength, hardness, and corrosion resistance of the alloy, but reduces its ductility and dimensional accuracy compared to other Zamak Alloys..
  • Tri Groove nuts are also referred to as T Groove, Trident Drive and Coned Trident Drive Nuts..
  • May only be installed and remove using tri groove or trident drivers or sockets - Sold Separately.
Check Stock