About Us

Sejung Parts & Machinery (SPM), established in 2009, proudly manufactures STORM Hydraulic Breakers & Attachments. Engineered in South Korea and trusted worldwide, every STORM product is built under strict quality control using premium raw materials, Hardox® steel, and advanced R&D.

Founded 2009
Made in Korea
Hardox® Steel
Global Reach

Our Commitment

Each STORM unit undergoes rigorous testing to ensure durability, performance, and long service life. Our mission is simple: deliver power, precision, and performance with attachments that operators can trust in the toughest environments.

Our Product Lines

Engineered for strength, tested for reliability.

Hydraulic Breakers

Maximum impact energy with fuel efficiency
Noise suppression & shock-absorbing technology
Automatic greasing & adjustable flow
Underwater operation capability
Models for excavators, backhoes & skid steers

Vibro Rippers

Higher productivity than standard breakers
<90 dB for urban/restricted zones
Fast tooth replacement & low maintenance
Minimal vibration to the carrier
Quarrying, demolition & underwater work
Reinforced with Hardox® steel

Pile Drivers

Carrier capacity up to 65 tons
Max 10.25 kg·m torque (extension boom option)
360° rotation for sheet piling & H-beam work
Tilt type & jaw clamping (36t) available
More efficient than crane-based piling
Built with Hardox® steel

Grapples

Multipurpose: scrap, demolition, forestry, recycling
Dual-pin cylinder reduces stress
Rotating options & multiple jaw configurations
Manufactured with Hardox® steel

Crushers

Dual-cylinder design for powerful cutting
Jaw options for recycling & demolition
Rotating models for higher efficiency
Reinforced with Hardox® steel

Quick Couplers

Compatible with carriers up to 45 tons
Push & pull, twin-lock, and single-lock types
Fast, safe, reliable attachment changes
Universal fit for all excavator brands

Plate Compactors

High-frequency compaction for trenches & slopes
Swivel brackets and custom mounting options
Low maintenance, rugged construction
Optimized isolation for operator comfort

Spare Parts & Service

Chisels, seals, bushings, hoses & wear parts
Fast global parts fulfillment
Technical support & service documentation
Factory QC on every shipped component

STORM — Power. Precision. Performance.

From breakers to rippers, pile drivers to grapples — we engineer attachments that work harder, last longer, and deliver the confidence your projects demand.

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