Saeyang Marathon K35 Nail Drill – Professional Korean E-File with SH20N Handpiece

When it comes to salon-quality nail drills, the Saeyang Marathon K35 stands out as a trusted favorite among nail professionals. Manufactured in Korea with precision engineering, the K35 is designed for long hours of continuous use, offering smooth performance, powerful torque, and whisper-quiet operation.

The Marathon K35 is more than just an e-file—it’s a professional tool built to withstand daily salon demands. With a power output of 45W and support for handpieces up to 30,000 RPM, this model has the strength and flexibility to handle everything from delicate cuticle refinement to gel polish removal.

Why Nail Techs Love the Saeyang K35

• Built to last – Designed for heavy salon use, day after day
• Ultra-smooth handpiece – Whisper-quiet, balanced, and vibration-free for comfortable work
• Beginner-friendly & pro-ready – Simple controls with advanced reliability
• Professional quality at a fair price – Get Korean-engineered durability without overspending
• Versatile performance – Perfect for cuticle cleaning, shaping, gel removal, and e-file pedis (with proper handpiece)

K35 Control Unit Features

The K35’s control box combines practical functionality with compact design. Measuring only W120 × D120 × H75 mm and weighing just 1,130 g, it saves desk space while packing in advanced features:

• Made in Korea by Saeyang – Original, authentic product
• Digital Speed Display – Precise RPM control at a glance
• Supports multiple handpieces – From 25,000 to 45,000 RPM
• Overload Safety System – Built-in warning LED protects the motor
• Reverse Switch – Quick change of rotation direction
• Automatic Power-Saving Mode – Energy-efficient performance
• Pause Function – Added convenience during services
• Six Bit Holders – Keep your most-used tools within easy reach
• Foot Pedal Options – Compatible with ON/OFF pedal and FS-60 variable speed pedal

SH20N Handpiece – Lightweight & Popular Choice

The SH20N is Saeyang’s most popular handpiece—and for good reason. It is one of the lightest and most ergonomic models available, weighing only 163 g without the cord. Its compact design and smooth performance make it a favorite for manicure-focused nail techs.

• Connector: 3-prong, compatible with most professional nail drills
• Max Speed: 30,000 RPM
• Torque: 2.7 Ncm (ideal for manicure work, not heavy pedicure use)
• Dimensions: 128 mm length × 26 mm diameter
• Weight: 163 g (without cord)
• Voltage: 30V
• Operation: Quiet, low-vibration, and smooth for client comfort
• Twist-Lock Chuck: Quick and easy bit changes
• Maintenance: Wrench included for easy disassembly and cleaning

The SH20N handpiece is the best option for lightweight, precision manicure services, offering comfort for long hours without hand fatigue.

Why Choose the Marathon K35 with SH20N?

• Trusted Korean Quality – Manufactured by Saeyang, a global leader in e-files
• Comfortable & Ergonomic – Balanced design with whisper-quiet motor
• Perfect for Manicures – Handles gel removal, nail shaping, cuticle care, and light e-file pedicures
• Compact & Organized – Small footprint with built-in bit holders
• Safe & Durable – Overload protection and auto power-saving extend lifespan
• Flexible Setup – Compatible with multiple handpieces and foot pedals

MANUFACTURERS WARRANTY: The SAEYANG global warranty is valid for one (1) year from the purchase date. All warranty inspections and repairs are performed in South Korea (outside the United States). Shipping charges to and from Korea are the sole responsibility of the customer.

STORE WARRANTY: Products purchased from our store are covered by a limited thirty (30) day warranty from the date of delivery. Warranty claims will be evaluated on a case-by-case basis, as multiple factors may affect product performance.

SHIPPING TERMS: Our store does not provide complimentary shipping for any warranty, service, or repair claims.

REFUND POLICY: A full refund (excluding shipping and handling fees) may be issued only if the following conditions are met:

• The item has not been used or exposed to skin, nails, or biological materials.
• The item is returned in original, unopened packaging.
• A written claim is submitted by email within ten (10) days of the ship date
• PLEASE NOTE:  That warranty exclusions apply to operational parts such as brushes, bearings, and chucks, as well as misuse or improper alteration of the drill’s rotation direction.

The Saeyang Marathon K35 with SH20N handpiece is the perfect choice for nail professionals seeking a durable, reliable, and beginner-friendly e-file. Its compact size, advanced safety features, and smooth-running SH20N handpiece make it ideal for daily manicure services.

IMPORTANT: For pedicure services, a handpiece with a torque of at least 3.0 Ncm is recommended. While the SH20N handpiece is perfect for manicures, cuticle work, and gel removal, nail technicians performing frequent or heavy pedicure work may prefer a stronger option such as the SH37L or H37SP handpiece.

Upgrade your salon today with the Marathon K35 — the perfect balance of performance, comfort, and value.