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21V 4.0ah Two Lithim Batteries Universal Battery Brushless Rotary Hammer
US$53.80
300-499 Pieces
US$52.00
500-999 Pieces
US$51.00
1,000+ Pieces
Product profile
Customization
AvailableFlat Drill Function
With Flat Drill FunctionSpeed Control Function
Without Speed Control FunctionModel NO.
BRH21VABrand
KrainImpact Rate
5200r/mImpact Energy
1.7JPower Supply Type
Charging PowerDiameter of Bore
26mmUnloaded Speed
1400r/mMotor
BruslessBattery
Lithium BatteriesBattery Quantity
Two PiecesTransport Package
BMC Box and Color SleeveSpecification
21VTrademark
KRAINOrigin
Yongkang, ChinaProduction Capacity
36000PCS/YearKey features
Brushless Motor Technology: Equipped with a durable brushless motor for enhanced performance and longevity.
Dual Lithium Battery System: Comes with two 21V 4.0Ah lithium batteries for extended usage time.
Fast Charging Capability: Supports rapid charging with a full charge time of only 1 hour.
High Impact Performance: Delivers 1.7J impact energy and 5200r/m impact rate for efficient drilling.
Low MOQ for Mixed Orders: Accepts mixed orders with a low minimum order quantity for flexibility.
OEM/ODM Expertise: 9 years of experience in professional electric tool manufacturing and customization.
Comprehensive Safety Certifications: Passed ISO9001, CE, GS, EMC, and ROHS certifications for quality assurance.
Complete Accessory Kit: Includes 2 batteries, 1 charger, 3 drill bits, and 2 chisels for immediate use.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service AvailableExport Year: 2016-03-12 CertifiedNearest Port: Ningbo portAverage Response Time: ≤7.34h CertifiedTerms of Payment: LC, T/T, PayPal, etc.
AI-Powered supplier vetting
SummaryWuyi Krain Tools Co., Ltd. is a China-based limited company in Zhejiang producing electric and cordless power tools, including angle grinders, drills, polishers, and jigsaws. The provided information indicates OEM/ODM experience, stated certifications including ISO9001, CE, GS, EMC, and RoHS, three production lines, reported product-specific output, and approximately one-month lead times in both peak and off-peak periods. The supplier states that it supports small-quantity orders and has an after-sales service team. Its export orientation is substantial, with 90% of sales reportedly from exports and markets in South America, Southeast Asia, the Middle East, and Europe. However, the evidence is limited regarding financial reliability, innovation performance, and verified customer outcomes. The records show two named buyers and trade activity, but they do not provide sufficient detail to establish broad customer-case strength.
Supplier typeThe supplier is identified as Wuyi Krain Tools Co., Ltd., a China-based limited company operating in Zhejiang. Its stated business covers tools and hardware, services, and the manufacture of electric, corded, and cordless power tools, with OEM/ODM experience.
CertificationsThe supplier explicitly states that it has passed ISO9001, CE, GS, EMC, and RoHS requirements. These stated certifications and compliance marks provide direct evidence of certification and product-compliance capability.
After-Sales capabilityThe company description explicitly states that its team provides good after-sales service. No further evidence is provided on service staffing, response times, warranty terms, or repair infrastructure, but the stated service capability is positive evidence.
Production capacityProduction capability is supported by a stated manufacturing plant, three production lines, product-specific annual output figures, more than 100 staff in the company description, and approximately one-month lead times in peak and off-peak seasons. The records also show capacity across angle grinders, polishers, impact drills, jigsaws, and cordless drills, although employee counts differ between provided records.
Customization capabilityThe supplier explicitly reports nine years of OEM/ODM experience and states that it is seeking OEM customers. It also accepts small quantities for individual items, supporting flexible order engagement, though the slices do not specify customization scope, tooling capability, or minimum order quantities.
Product Q&A
Q:What are the battery specifications?
A:
The product includes two 21V 4.0Ah lithium batteries.
Q:How long does it take to charge the batteries?
A:
The charging time is approximately 1 hour.
Q:What is the impact energy and rate?
A:
It features an impact energy of 1.7J and an impact rate of 5200r/m.
Q:Is speed control available on this rotary hammer?
A:
No, this model does not have a speed control function.
Q:What is the minimum order quantity (MOQ)?
A:
We accept mixed orders with a low MOQ.
Send Inquiry
*To:
WUYI KRAIN TOOLS CO., LTD.
WUYI KRAIN TOOLS CO., LTD.*Content:
Supplier replies will be sent to your registered email
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