Saeyang Marathon-N7 + SH20N HP E-file Nail Drill- White

Marathon N7 E-File Drill Machine, expertly crafted in South Korea, is built to meet high standards of professionals who prioritize durability, precision, and reliability. The ultimate choice for all nail technicians seeking consistent, exceptional performance in every session.

Why Choose the Marathon N7?

Important Note for Pedicures:
A torque rating of at least 3.0 Ncm is required for the handpiece when performing pedicure services.

The device includes a built-in overload protection feature for added safety. Additionally, it allows you to adjust speed and switch rotation direction on the go—an option typically not advised for most equipment, although the K35 Mini model also supports this function.

Thanks to its variable speed settings, the N7 provides exact control for a range of tasks, from filing and buffing to cuticle care. The robust motor ensures strong, efficient performance while remaining remarkably quiet and producing minimal vibration—perfect for detail-oriented nail work.

With compatibility for a broad assortment of attachments, the Saeyang Marathon N7 can handle everything from shaping and polishing to intricate nail art. Its dependable operation and user-friendly design have made it a go-to choice in both professional salons and at-home setups.

Key Features:

• SH20N Handpiece: Popular and ultra-light, ideal for detailed work. Max speed: 30,000 RPM, torque: 2.7 Nm.
• H37L1 Handpiece: Highest RPM of 35,000 and maximum torque of 3.2 Nm, excellent for both manicures and pedicures.

Specifications:

• Universal 3-prong connector for compatibility
• Silent and vibration-free operation
• Handpiece voltage: 30V, with dimensions and weights specific to each model

Important Details:

Backed by a 1-year manufacturer’s warranty. Maintenance and inspection are completed in Korea, with shipping managed by the buyer.

Key Features:

• Automatic safety overload protection system
• Dust-proof cover for switch
• Built-in handpiece cradle & bit stand
• Forward / Reverse direction switch
• Weight — 3,75 lb (1,700 g)
  
• Dimension — 4.53" W x 5.79" D x 3.78" H (W115 x D147 x H96 mm)
• On / Off foot switch (SFP-27 optional and not included in the package)
• Variable speed control pedal (FS-60 optional and not included in the package)

Handpiece: SH20N

• The lightest and most preferred choice among nail technicians
• Standard 3-prong connection works with a wide range of nail drill machines
• Capable of reaching up to 30,000 RPM for powerful performance
• Engineered for a smooth, stable experience without excess noise or vibration
• Quiet, low-vibration operation ensures precision and comfort
• Sleek, compact design: 128 mm in length, 26 mm in diameter
• Ultra-lightweight at just 146 grams
• Operates with 30V power supply
• High torque output of 2.7 for efficient, consistent results

Warranty Information

The Global Manufacturer's (SAEYANG) warranty on this specific device is 1 year from the date of purchase. If any situation may arise where warranty work is required, the device is shipped back to Korea for inspection and repair. Shipping to and from Korea is the customers responsibility. 

Exclusions from the warranty include cleaning, replacement of operational components (such as brushes, bearings, chucks, etc.), misuse, or improper alteration of the rotation direction.

Our store offers a LIMITED 30 Day Warranty from the date of purchase.  Shipping to and from our US location is the customers responsibility. The warranty process will be reviewed on a case by case basis as various factors play into the e-file's performance. 

Refund & Return Policy (policy specific to only SAEYANG products) 

A complete refund, excluding shipping expenses, is available solely for devices that remain unused and in their initial packaging. Should there be any indications of usage on the device or hand-piece, such as dust or skin traces, the item will be considered non-refundable, and the cost of return shipping will be your responsibility. Claims for refunds must be made through email within three days of receipt of the product.