{"product_id":"dental-1-1-fiber-optic-low-speed-contra-angle-handpiece","title":"Dental 1:1 Fiber Optic Low Speed Contra Angle Handpiece","description":"\u003cdiv class=\"product-description-container\" style=\"font-family: inherit; line-height: 1.6; color: #333333;\"\u003e\n  \u003cp style=\"font-size: 16px; margin-bottom: 20px;\"\u003eThe \u003cstrong\u003eDental 1:1 Fiber Optic Low Speed Contra Angle Handpiece\u003c\/strong\u003e is a premium all-metal surgical restorative instrument engineered for high-precision cavity preparation, caries removal, prophylaxis, and finishing. Featuring integrated cellular glass fiber optic illumination, an enclosed internal water spray channel, and an ISO 3964 standard E-type connection, it provides shadow-free visibility and smooth, balanced rotational torque up to 40,000 RPM.\u003c\/p\u003e\n\n  \u003ch3 style=\"color: #2659BE; border-bottom: 2px solid #e5e5e5; padding-bottom: 8px; margin-top: 24px;\"\u003eKey Clinical Advantages\u003c\/h3\u003e\n  \u003cul style=\"padding-left: 20px; margin-bottom: 20px;\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003e1:1 Direct Drive Transmission:\u003c\/strong\u003e Delivers true 1:1 rotation speed and stable torque output, ideal for fine restorative sculpting, composite finishing, and prophylaxis polishing.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIntegrated Cellular Fiber Optic Lighting:\u003c\/strong\u003e High-purity optical glass rod channels bright, uniform illumination directly onto the cutting site, preventing dark spots in posterior quadrants.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInternal Water Spray Cooling:\u003c\/strong\u003e Enclosed inner coolant pipeline delivers a focused water stream directly to the bur-tooth interface, preventing thermal pulp shock without external tubing clutter.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReliable Push-Button Chuck:\u003c\/strong\u003e High-precision push-button autochuck mechanism enables rapid, tool-free bur exchanges while firmly securing standard Ø 2.35 mm CA burs.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUniversal ISO 3964 E-Type Fitting:\u003c\/strong\u003e Connects effortlessly to all standard pneumatic air motors and electric micromotors across various dental chair delivery units.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAll-Metal Satin Chrome Casing:\u003c\/strong\u003e High-grade medical stainless steel construction offers excellent tactile control, scratch resistance, and full autoclave tolerance up to 135°C (275°F).\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"color: #2659BE; border-bottom: 2px solid #e5e5e5; padding-bottom: 8px; margin-top: 24px;\"\u003eTechnical Specifications\u003c\/h3\u003e\n  \u003cdiv style=\"overflow-x: auto; margin-bottom: 24px;\"\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse; text-align: left; font-size: 14px;\"\u003e\n      \u003ctbody\u003e\n        \u003ctr style=\"background-color: #f7f9fc;\"\u003e\n          \u003cth style=\"padding: 10px; border: 1px solid #e0e0e0; width: 35%;\"\u003eGear Ratio\u003c\/th\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e1:1 Direct Drive Contra Angle\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eConnector Standard\u003c\/th\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eStandard ISO 3964 E-Type interface\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f7f9fc;\"\u003e\n          \u003cth style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eOptical System\u003c\/th\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eIntegrated cellular glass fiber optic\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eCoolant Delivery\u003c\/th\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eInternal single water spray port\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f7f9fc;\"\u003e\n          \u003cth style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eMax Operating Speed\u003c\/th\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e40,000 RPM (working air pressure 0.24 – 0.28 MPa)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eChuck Type \u0026amp; Burs\u003c\/th\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003ePush-button chuck for Ø 2.35 mm Contra Angle (CA) burs\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f7f9fc;\"\u003e\n          \u003cth style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eOperating Noise\u003c\/th\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e≤ 68 dB\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eSterilization Standard\u003c\/th\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eSteam autoclave safe up to 135°C (275°F)\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003ch3 style=\"color: #2659BE; border-bottom: 2px solid #e5e5e5; padding-bottom: 8px; margin-top: 24px;\"\u003ePackage Contents\u003c\/h3\u003e\n  \u003cul style=\"padding-left: 20px; margin-bottom: 20px;\"\u003e\n    \u003cli\u003e1 × 1:1 Fiber Optic Low Speed Contra Angle Handpiece (Silver)\u003c\/li\u003e\n    \u003cli\u003e1 × Water Channel Cleaning Needle\u003c\/li\u003e\n    \u003cli\u003e1 × Chuck Maintenance Wrench\u003c\/li\u003e\n    \u003cli\u003e1 × User Manual\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"color: #2659BE; border-bottom: 2px solid #e5e5e5; padding-bottom: 8px; margin-top: 24px;\"\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n  \u003cdiv style=\"margin-bottom: 16px;\"\u003e\n    \u003cp style=\"margin-bottom: 4px;\"\u003e\u003cstrong\u003eQ: What does the 1:1 ratio mean in clinical practice?\u003c\/strong\u003e\u003c\/p\u003e\n    \u003cp style=\"margin-top: 0; color: #555555;\"\u003eA: A 1:1 direct drive ratio transfers the motor's RPM directly to the bur without speed increase or reduction. This provides consistent, controllable tactile feedback ideal for caries removal, cavity prep, and restorative polishing.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"margin-bottom: 16px;\"\u003e\n    \u003cp style=\"margin-bottom: 4px;\"\u003e\u003cstrong\u003eQ: Is this handpiece compatible with electric micromotors?\u003c\/strong\u003e\u003c\/p\u003e\n    \u003cp style=\"margin-top: 0; color: #555555;\"\u003eA: Yes. It complies fully with the international ISO 3964 E-type interface standard, making it compatible with both electric micromotors and pneumatic air motors.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"margin-bottom: 16px;\"\u003e\n    \u003cp style=\"margin-bottom: 4px;\"\u003e\u003cstrong\u003eQ: What is the sterilization protocol for this handpiece?\u003c\/strong\u003e\u003c\/p\u003e\n    \u003cp style=\"margin-top: 0; color: #555555;\"\u003eA: Clean and lubricate the internal gears after every clinical case, seal it in a sterilization pouch, and autoclave at temperatures up to 135°C (275°F).\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"findamzn","offers":[{"title":"Default Title","offer_id":50880358154457,"sku":"F0006","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0087\/7884\/2170\/files\/01_726c2ca0-704b-4646-9c27-6717defdd4f5.jpg?v=1793177945","url":"https:\/\/www.findamzn.com\/products\/dental-1-1-fiber-optic-low-speed-contra-angle-handpiece","provider":"findamzn","version":"1.0","type":"link"}