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Premium OEM 4-52mm Straight Head SDS Max/Plus Drill Bits for Concrete
US$2.00-4.00
100 Pieces
Product profile
Customization
AvailableCustomized
CustomizedStandard
ISO9001Model NO.
RJH-188Length
110-1000mmType
Hammer Drill BitMaterial
Tungsten CarbideUsage
Masonry DrillingProduct Name
SDS Max Plus BitsMachine
Rotary Hammer DrillUse
Wet or DryAdvantage
Ideal for Cutting Clean HolesProcess
WeldedCarbide Tip
Cross Head or Straight HeadConnection
SDS Plus or SDS MaxFeture
Less Chipping on GraniteApplication
for Drilling Concrete, Stone, Block, etc.Surface Finish
Sand Blasted, Bright Finished, Chrome PlatedTransport Package
Paper Box, Plastic TubesSpecification
4-40mmTrademark
Rayjie or OEMOrigin
ChinaHS Code
8207501000Production Capacity
500000pieces / MonthCompany profile
Business Type: Manufacturer/Factory CertifiedCustomization Options: Customization from Designs CertifiedExport Year: 1 Year CertifiedNearest Port: Zhengzhou AirportAverage Response Time: ≤1.58h CertifiedTerms of Payment: T/T, PayPal, Western Union, etc.
AI-Powered supplier vetting
SummaryZhengzhou Rayjie Tools Co., Ltd. describes itself as a professional manufacturer and supplier of diamond tools, with claimed experience, production equipment, quality controls, and a complete industrial chain. It reports SGS certification and customization from designs. Export activity is stated at 90% of total sales, but the supplier began exporting only one year ago and has no overseas showrooms, agents, branches, or offline trade-show participation. After-sales service is included in its industrial chain, yet documented service procedures are unavailable. Innovation evidence is weak: no new products were introduced in the past year, and ODM, SDK, and well-known-brand OEM services are unavailable. Reported financial figures are all zero, so financial credibility cannot be positively established from the provided information.
Supplier typeThe supplier explicitly identifies itself as a professional manufacturer and supplier specializing in diamond tools. Its stated activities cover design, mold development, procurement, processing, inspection, and after-sales service, supporting classification as an integrated manufacturer rather than only a trading intermediary.
CertificationsThe supplier states that it has passed authoritative SGS certification and maintains quality control from raw-material inspection through delivery. It also reports an independent trademark and standardized brand operation system, although no certificate scope or validity details are provided.
R&D capabilityThe supplier states that it introduced no new products during the past year and does not provide ODM services or an available SDK. Although it describes itself as engaged in R&D and production, the explicit recent innovation indicators show limited demonstrated innovation capability.
Production capacityThe supplier reports a complete industrial chain, advanced production lines, precision testing instruments, mature processing technology, and quality controls covering production through delivery. These statements explicitly support production capability, though no capacity, output, or equipment quantities are provided.
Customization capabilityThe supplier explicitly offers customization from customer designs. This supports design-based customization, but the provided information does not establish the scope, technical limits, tooling process, or delivery performance of customized orders.
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Zhengzhou Rayjie Tools Co., Ltd.
Zhengzhou Rayjie Tools Co., Ltd.*Content:
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