Pen-type air grinder (deburring and polishing)
KINSHUN KIN-520A / Pen Type Air Die Grinder
Pen-type air grinder | Deburring and polishing | OEM/ODM compatible
The KINSHUN KIN-520A is a pen-type air grinder suitable for deburring, polishing, and finishing in metal processing. It features an easy-to-hold slim body for high workability, making it suitable for narrow areas and fine processing. OEM/ODM (private brand, custom specifications, packaging support) is available. We can provide documentation such as specifications, photos, and drawings (for OEM projects). Contact: shenghuiair@gmail.com (Generally replies within 24 hours, GMT+8).
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basic information
- Speed (Free Speed): 22,000 rpm - Weight (Net Weight): 330 g - Dimensions: 155 mm × Ø35 mm - Collet: 6 mm / 3 mm (Compatible with 3.175–6.35 mm) - Exhaust Method: Rear Exhaust - Applications: Deburring / Polishing / Mold Finishing - Support: OEM/ODM (Private Brand, Custom Specifications, Packaging Support) - Documentation: Specifications and photos available upon request.
Price information
Prices vary based on quantity (MOQ), specifications (collet/accessories), OEM/label, and packaging conditions. Quotes are available for both samples and mass production. Please let us know your desired quantity and specifications. Contact: shenghuiair@gmail.com (Responses will be provided within 24 hours as a rule).
Delivery Time
※Delivery dates may vary depending on quantity, specifications, and whether it is OEM. Please consult us for both samples and mass production (email: shenghuiair@gmail.com).
Applications/Examples of results
KIN-520A is used for deburring, chamfering, and polishing of metal parts. Its pen-shaped design makes it easy to work in narrow spaces and details, contributing to improved processing efficiency as an aid in manual filing processes. It is compatible with 3mm/6mm collets, allowing for the selection of various tip tools such as point grinding stones and bars according to the application. It is suitable for fine adjustments of molds and jigs, edge treatment after processing, and finishing around welds.
Line up（3）
| Model number | overview |
|---|---|
| KIN-520A-4 | Pen-type air grinder (knob type, long version). Total length 265mm (+100mm extension). Suitable for deburring, polishing, and mold finishing. Comes with 3mm/6mm collets. OEM/ODM available. |
| KIN-520A-6 | Japanese-style knob-type long pen air grinder. Total length 312mm (+150mm extension). Suitable for deburring, polishing, and mold finishing. Comes with 3mm/6mm collets. OEM/ODM available. |
| KIN-520A-10 | Japanese-style knob-type long pen air grinder. Total length 415mm (+250mm extension). Suitable for deburring, polishing, and mold finishing. Comes with 3mm/6mm collets. OEM/ODM available. |
Company information
Shenghui Pneumatic Tool Co., Ltd. is a specialized manufacturer of industrial pneumatic tools and metal parts processing. We develop various models such as high-speed grinders, pen-type grinders, and ultrasonic grinders. In terms of production equipment, the use of automatic and semi-automatic machinery processing and strict manufacturing of key components effectively improves product yield and precision.
