Structural Holes
I 10 migliori prodotti di ottobre 2025
Ultimo aggiornamento:
11 ottobre 2025
Harvard University Press
Structural Holes: The Social Structure of Competition (English Edition)
98
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Xyntor
Aluminum Extrusion Profile L - Shaped Beam | 34 Holes 12x12mm Robot Frame | 3103-0034 - 0280 Lightweight Structural Component/CNC Machine / 3D Printer
96
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Accurate CNC Machining - Aluminum extrusion profile features 34 accurately drilled 12x12mm holes with ±0.1mm tolerance, ensuring exact alignment for robot assembly. Made from 6061 aluminum alloy for structural integrity in robotics and automation projects.
Lightweight Robust Construction - L-shaped beam weighs only 85g per unit while supporting up to 50kg static load. Anodized exterior provides oxidation protection for industrial environments, workshops, and educational robotics applications.
Multi-Application Compatibility - Robot frame components integrate with CNC machines, 3D printers, and automation systems. Pre-drilled holes accept M3/M4 fasteners for creating custom brackets, enclosures, and structural frameworks.
Quick Assembly Design - Accurately manufactured aluminum profiles feature standardized hole patterns that reduce installation time by 60%. Includes 2 pieces per package for immediate dual-side mounting or backup components.
Certified Material Quality - 3103-0034-0280 aluminum profiles comply with environmental standards, featuring smooth edges and protective coating. Non-conductive material ensures electrical protection in electronic projects and electrical applications.
14,29 € SU AMAZON
Respicefinem
Robotic Part Accessory 310300070064 L Beam Channel Pair 7 Hole Aluminum 12 X 12 X 64mm Small Lightweight Precise For Robotics Structural Base Widely In Robot Construction Engineering Si
96
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Product Model: This is a 310300070064 model robotic L beam accessory that comes in pair, and each L beam is carefully designed with 7 holes to meet the basic installation and connection needs of robotic parts, ensuring that it can well match the assembly requirements of related robotic structures
Wide Application: It is widely for robotics field, especially can serve as a stable structural base for robots, and due to its small size and lightweight characteristics, it is very convenient to install and use in various types of robot construction, whether it is for professional robot manufacturing or robot DIY projects, it can play a good role
Precise Design: It features a precise contours manufacturing design, which is produced in strict accordance with relevant standards to ensure that each robotic L beam can achieve an exact fit when with other robotic parts, avoiding problems such as improper fit that affect the normal of the robot, and effectively improving the stability and reliability of the robot structure
Hole Design: The 7 holes design on the L beam allows different pieces of robotic parts to be connected together not only at angles but also horizontally and vertically, providing more flexible connection methods for the assembly of robotic structures, making the robot assembly process more diverse and adaptable to different structural design needs
Creation Purpose: It is mainly for creating a working robot, whether it is a robot to demonstrate engineering principles or a robot that applies simple machines, this L beam channel can provide important structural support, helping users better realize the construction and of the robot
8,77 € SU AMAZON
ZCZDHNA
Aluminum Extrusion Profile L Shaped Beam | 34 Holes 12x12mm 3103-0034 - 0280 | Robot Frame Accessories/DIY Robotics / 3D Printer Parts | Lightweight & High Strength
89
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Accurate 34-Hole Design - Aluminum extrusion profile features 34 precisely spaced 4mm holes for exact alignment and easy mounting. This L-shaped beam ensures secure fitting every time, ideal for robotics and 3D printer builds.
Lightweight & Sturdy Frame - Excellent aluminum material provides exceptional strength while reducing overall robot weight. Oxidation-resistant construction maintains dependability in demanding environments like competitions or workshops.
Multi-Application Compatibility - L-shaped beam serves as essential framing for robotics projects, 3D printers, and DIY prototypes. Its 280mm length and 12x12mm dimensions fit most small to medium automation systems seamlessly.
Easy Installation Solution - Pre-drilled holes and lightweight design enable quick assembly without specialized tools. Save build time and effort while achieving expert-grade structural integrity for your robotics creations.
Consistent Performance Assurance - CNC-machined aluminum extrusion maintains uniform dimensions and hole alignment. Engineered to withstand vibration and stress, ensuring long-term stability for competitive robotics and accurate applications.
15,99 € SU AMAZON
YONGZURA
15 Degree Pocket Hole Jig Kit | 38Pcs Woodworking Guide with Oblique Drill Angle Locator | Aluminum Alloy Jig for Furniture/Cabinets/DIY
85
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Accurate 15-Degree Angled Drilling - This pocket hole jig features an exact scale and straightforward handling, creating strong concealed joints in wood without complex tools. Suitable for beginners and experts tackling daily furniture repairs and builds.
Sturdy Aluminum Alloy Construction - Crafted from high-hardness aluminum alloy, this woodworking guide withstands abrasion and oxidation for extended service. Its lightweight design reduces hand fatigue during lengthy DIY sessions.
3-Size Threaded Drill Bushing System - Included threaded bushings (6mm, 8mm, 10mm) ensure correct hole positioning every time. Use for assembling cabinets, bookshelves, or picture frames with consistent accuracy.
Comprehensive 38-Piece Woodworking Kit - Get 6 drill sockets, 3 dedicated drill bits, hex wrenches, and fixation rings in one organized set. Save time and money with all essential tools for pocket hole joinery.
Stable Joint Reinforcement - Wedges and screws included in this kit create secure connections that withstand years of use. Build confidence knowing your wood projects maintain structural integrity.
25,17 € SU AMAZON
ZYLARUM
Aluminum Extrusion Beam | L Shaped Square Beam with 8mm Hole Spacing | Low Weight & Oxidation Protected for DIY Robotics/Engineering Equipment/Framing Projects | 10 - Pack (3106-0010-0080)
82
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Enhanced Aluminum Alloy - This square beam offers high strength with low weight and excellent oxidation protected properties. Made from sturdy aluminum alloy, it provides firm support for various structural applications while resisting tarnishing and abrasion over time.
Versatile Connection System - Square beam features 8mm and 4mm through-holes on all sides with M4 threaded ends. This allows easy screw assembly for secure side-by-side, end-to-end, or perpendicular connections using just one screw per joint.
Modular Grid Design - The accurate 8mm hole spacing creates a versatile grid pattern for custom builds. These aluminum beams connect seamlessly with other components, ideal for robotics, engineering prototypes, and DIY workshop projects.
Easy Customization - Cut this L shaped beam to your required length using standard metal cutting blades. Suitable for intelligent robots, engineering equipment, custom furniture, and various DIY applications requiring tailored dimensions.
Complete 10-Pack - This set includes 10 identical aluminum extrusion beams ready for immediate use. Standardized dimensions and pre-drilled holes ensure consistent results across multiple projects while saving assembly time.
28,89 € SU AMAZON
ZYLARUM
Aluminum Square Beam 8x8x232mm | 29 Holes Robot Accessories | High - Tolerance CNC Machined for Robotics / 3D Printers/DIY Projects | Model 3106-0029 - 0232
81
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Exact CNC Machining - Aluminum Square Beam features specific shapes that ensure exact fit every time. Made from oxidation-proof aluminum alloy for enduring durability in robotics and automation projects.
Extremely-Lightweight Design - These 8x8mm aluminum channels weigh only 45 grams, reducing robot arm load while maintaining structural integrity. Ideal for drone frames and portable robotic applications.
29 Pre-Drilled Holes - Square Beam comes with multi-position mounting holes for flexible component attachment. Compatible with widely-used microcontroller boards, single-board computer projects and industrial automation systems.
Oxidation-Proof Material - High-grade aluminum construction inhibits oxidation and degradation, maintaining accurate alignment in humid environments. Suitable for educational robotics and workshop use.
Dimensional Consistency - Each 232mm beam maintains ±0.1mm tolerance for consistent performance. Replacement part for VEX Robotics, Makeblock, and custom robotic arm assemblies.
10,39 € SU AMAZON
ENWINDXS
3 Way Corner Joints for 1.5 Inch Square Tube, 4 6 8 12 Pcs 3 Way Stainless Steel Corner Connector Tee Pipe Fittings, Square Tube Fittings-2 Way Connector, L Shape(Silver-6pcs,Structural corner)
77
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Installation: This product has no holes, so please make the mounting connection by soldering
Fit with tube size: 40x40mm(1.5"x1.5")
Stainless Steels: Waterproof, rustproof, smooth, heat-resistant and cold-resistant
Applicable project: square tube, fence, railing, design your own items and so on
Packing list: 4 6 8 12 pieces 2 way/3way square tube fittings
271,41 € SU AMAZON
ENWINDXS
3 Way Square Tube Corner Coupler, 2 Inch 2 Way Pipe Connector, Tube Fitting Fence Guardrail Rail Clamp(Silver-8pcs,Structural corner-3)
70
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Installation: This product has no holes, so please make the mounting connection by soldering
Fit with tube size: 51x51mm(2"x2")
Stainless Steels: Waterproof, rustproof, smooth, heat-resistant and cold-resistant
Applicable project: square tube, fence, railing, design your own items and so on
Packing list: 1 2 4 6 8 pieces 2 way/3way square tube fittings
254,03 € SU AMAZON
SGKOMN
Shower Faucet Antique Shower System Ceramic Valve Bath Shower Mixer Taps/Brass/Single Handle Two Holes Shower Faucet Mixer Set,A(A)
68
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#10
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The structural Wall-mounted Shower faucet System is Finished With Solid Brass Material
Easy installation, mounting hardware included.We are equipped with mounting accessories, you can quickly install and use.
Easy to install, With Hot and Cold water hoses and fittings, 100% new and 100% Tested Before Shipment
Latest Drip Free ceramic cartridge technology for smooth & long-lasting operation
Luxury Modern Fashion Square Design, Concealed Shower Valve, All Connectors are Standard 1/2
599,67 € SU AMAZON
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