The 1050W Heavy Duty High Efficiency Corded Brushless AC Straight Grinder Die Pencil Grinder for Polishing from HOPRIO is designed for professionals who need a powerful, durable, and efficient tool for polishing, grinding, and finishing. With its brushless AC motor, this tool offers enhanced performance and longevity, ensuring a smooth and precise finish on a variety of materials. It combines high efficiency with ergonomic design, providing users with a reliable solution for demanding tasks in industrial environments.
S1J-50YE1
Hoprio/OEM
| Availability: | |
|---|---|
| Quantity: | |
| Item No. | S1J-50YE1 | No-load Speed | 26000r/min |
| Frequency | 50-60Hz | Grinding Wheel | ∅50mm |
| Voltage | 220-240V | Weight | 1.6KGS |
| Rated Power | 1050W | Collect | 6mm, 6.35mm(1/4 inch), 8mm |
| Max Power | 1500W | Length | 460mm |
HOPRIO S1J-50YE1 Brushless Straight Grinder designed for professionals who demand both power and exceptional handling in detailed grinding and polishing work, HOPRIO S1J-50YE1 Brushless Die Grinder delivers the same high-performance specifications as its counterpart, now with a key ergonomic upgrade: a rear-mounted switch. This model is tailored for tasks where precise control, operator comfort, and continuous maneuverability are paramount.
Optimized Design for Superior Handling
The defining feature of S1J-50YE1 is its rear-positioned toggle switch. This design allows the operator's hand to maintain a natural, secure grip on the main body of the tool, enabling more intuitive control during prolonged use. This is particularly advantageous for intricate work such as detailed deburring, contour polishing, and finishing in confined spaces, where finger-tip control over the tool's operation enhances accuracy and reduces fatigue.
Consistent High Performance
Beyond its ergonomic switch, the grinder retains all the robust performance characteristics expected from HOPRIO's industrial line:
High-Efficiency Brushless Motor: Provides 1050W of rated power (1500W max) for reliable, maintenance-free operation with consistent speed under load.
Lightweight & Balanced: At only 1.8 kg, it minimizes user strain during extended sessions without compromising on power.
Extended Shaft Design: Offers improved reach for working in deep or awkward cavities.
Versatile Compatibility: Accepts 6mm, 6.35mm (1/4"), and 8mm collets, supporting a wide range of grinding and polishing accessories.
S1J-50YE1 is the preferred choice for applications demanding fine control and operator comfort, including:
Precision metal finishing and mold polishing
Detailed weld seam cleaning and preparation
Automotive restoration and aerospace component finishing
Any workshop task where seamless, finger-controlled operation enhances quality and efficiency
HOPRIO S1J-50YE1 Brushless Straight Grinder offers a specialized ergonomic advantage through its rear-switch design, making it an excellent tool for professionals who prioritize control and comfort in precision grinding and polishing. It combines the durability, power, and versatility of HOPRIO BRUSHLESS platform with an interface designed for meticulous, fatigue-free operation.
The grinder is powered by a 1050W brushless motor, providing high torque and efficiency for tough tasks.
Yes, the 1050W grinder is versatile enough for both professional industrial use and DIY home projects that require precision and high performance.
Thanks to the brushless motor, the grinder requires minimal maintenance, ensuring long-term reliability and performance.
The grinder is designed with a safety switch and ergonomic grip to ensure user safety and comfort during operation.
The brushless motor provides higher torque and better efficiency while minimizing wear, resulting in a more durable and long-lasting tool.
By focusing on these aspects, your customers will be able to understand the key benefits and capabilities of the 1050W Heavy Duty Brushless AC Straight Grinder, making it an appealing choice for anyone looking for high performance and durability in their power tools.

| Item No. | S1J-50YE1 | No-load Speed | 26000r/min |
| Frequency | 50-60Hz | Grinding Wheel | ∅50mm |
| Voltage | 220-240V | Weight | 1.6KGS |
| Rated Power | 1050W | Collect | 6mm, 6.35mm(1/4 inch), 8mm |
| Max Power | 1500W | Length | 460mm |
HOPRIO S1J-50YE1 Brushless Straight Grinder designed for professionals who demand both power and exceptional handling in detailed grinding and polishing work, HOPRIO S1J-50YE1 Brushless Die Grinder delivers the same high-performance specifications as its counterpart, now with a key ergonomic upgrade: a rear-mounted switch. This model is tailored for tasks where precise control, operator comfort, and continuous maneuverability are paramount.
Optimized Design for Superior Handling
The defining feature of S1J-50YE1 is its rear-positioned toggle switch. This design allows the operator's hand to maintain a natural, secure grip on the main body of the tool, enabling more intuitive control during prolonged use. This is particularly advantageous for intricate work such as detailed deburring, contour polishing, and finishing in confined spaces, where finger-tip control over the tool's operation enhances accuracy and reduces fatigue.
Consistent High Performance
Beyond its ergonomic switch, the grinder retains all the robust performance characteristics expected from HOPRIO's industrial line:
High-Efficiency Brushless Motor: Provides 1050W of rated power (1500W max) for reliable, maintenance-free operation with consistent speed under load.
Lightweight & Balanced: At only 1.8 kg, it minimizes user strain during extended sessions without compromising on power.
Extended Shaft Design: Offers improved reach for working in deep or awkward cavities.
Versatile Compatibility: Accepts 6mm, 6.35mm (1/4"), and 8mm collets, supporting a wide range of grinding and polishing accessories.
S1J-50YE1 is the preferred choice for applications demanding fine control and operator comfort, including:
Precision metal finishing and mold polishing
Detailed weld seam cleaning and preparation
Automotive restoration and aerospace component finishing
Any workshop task where seamless, finger-controlled operation enhances quality and efficiency
HOPRIO S1J-50YE1 Brushless Straight Grinder offers a specialized ergonomic advantage through its rear-switch design, making it an excellent tool for professionals who prioritize control and comfort in precision grinding and polishing. It combines the durability, power, and versatility of HOPRIO BRUSHLESS platform with an interface designed for meticulous, fatigue-free operation.
The grinder is powered by a 1050W brushless motor, providing high torque and efficiency for tough tasks.
Yes, the 1050W grinder is versatile enough for both professional industrial use and DIY home projects that require precision and high performance.
Thanks to the brushless motor, the grinder requires minimal maintenance, ensuring long-term reliability and performance.
The grinder is designed with a safety switch and ergonomic grip to ensure user safety and comfort during operation.
The brushless motor provides higher torque and better efficiency while minimizing wear, resulting in a more durable and long-lasting tool.
By focusing on these aspects, your customers will be able to understand the key benefits and capabilities of the 1050W Heavy Duty Brushless AC Straight Grinder, making it an appealing choice for anyone looking for high performance and durability in their power tools.

Powerful AC Motor:Equipped with a robust AC motor, these die grinders provide ample power for tackling even the toughest grinding tasks.
High Speed: These grinders offer high rotational speeds, enabling rapid stock removal and efficient grinding.
Precise Control: Designed for precision, these die grinders allow operators to maintain control and achieve accurate results.
Durable Construction: Built with durability in mind, these tools are constructed from high-quality materials to withstand rigorous use.
Ergonomic Design: The straight design and balanced weight distribution of these die grinders ensure comfortable handling and reduce operator fatigue during extended use.
Metal Fabrication: AC straight power die grinders are ideal for grinding, shaping, and finishing metal components in fabrication shops. They excel at removing weld seams, sharp edges, and preparing surfaces for further processing.
Mold and Die Making: These grinders are essential tools for mold and die makers, allowing for precise material removal and detailed finishing of complex shapes.
Weld Preparation: Before welding, these die grinders can be used to prepare metal edges and create bevels, ensuring strong and clean welds.
Surface Finishing: AC straight power die grinders are effective for finishing surfaces, removing imperfections, and achieving the desired texture.
Automotive Repair: In automotive repair shops, these grinders are used for a variety of tasks, such as removing rust, grinding down welds, and shaping metal parts.
Foundry Work: These grinders can be used in foundries for cleaning castings, removing excess material, and preparing surfaces for further machining.
Powerful AC Motor:Equipped with a robust AC motor, these die grinders provide ample power for tackling even the toughest grinding tasks.
High Speed: These grinders offer high rotational speeds, enabling rapid stock removal and efficient grinding.
Precise Control: Designed for precision, these die grinders allow operators to maintain control and achieve accurate results.
Durable Construction: Built with durability in mind, these tools are constructed from high-quality materials to withstand rigorous use.
Ergonomic Design: The straight design and balanced weight distribution of these die grinders ensure comfortable handling and reduce operator fatigue during extended use.
Metal Fabrication: AC straight power die grinders are ideal for grinding, shaping, and finishing metal components in fabrication shops. They excel at removing weld seams, sharp edges, and preparing surfaces for further processing.
Mold and Die Making: These grinders are essential tools for mold and die makers, allowing for precise material removal and detailed finishing of complex shapes.
Weld Preparation: Before welding, these die grinders can be used to prepare metal edges and create bevels, ensuring strong and clean welds.
Surface Finishing: AC straight power die grinders are effective for finishing surfaces, removing imperfections, and achieving the desired texture.
Automotive Repair: In automotive repair shops, these grinders are used for a variety of tasks, such as removing rust, grinding down welds, and shaping metal parts.
Foundry Work: These grinders can be used in foundries for cleaning castings, removing excess material, and preparing surfaces for further machining.