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3PCS Titanium Cobalt Coated HSS 4241 Step Core Drill Bit Set for Metal Drilling
US$6.79
10-199 Sets
US$6.47
200-499 Sets
US$6.27
500+ Sets
Sample price:US$5.00/set.Request sample
Product profile
Customized
CustomizedType
Core Drill BitMaterial
High Speed SteelUsage
Wood Drilling, Metal DrillingProduct Name
3PCS Titanium Coated HSS 4241 Step Core Drill BitSample
AvailableRaw Material
HSS4241Size
4-32mmConnector Type
1/4 Hex ShankApplication
Metal, Wood , PVC etc.Transport Package
BagSpecification
CustomizedTrademark
JohnsontoolOrigin
ChinaProduction Capacity
300000PCS Per MonthKey features
Titanium Coated Durability: Coated with titanium for strong heat, corrosion, and rust resistance.
Premium HSS Material: High-speed steel construction ensures longer cutting edge life at extreme temperatures.
Automatic Center Punch: Delivers automatic, high-impact, spring-loaded strike with adjustable force.
Wide Application Range: Perfect for drilling holes in plastic, aluminum, copper, stainless steel, and sheet metal.
Multiple Size Options: Available in 9 steps (4-12mm/4-20mm) and 15 steps (4-32mm) configurations.
Customization Available: Supports customization from samples, designs, and flexible minor adjustments.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 17 Years CertifiedNearest Port: Shanghai Port, Ningbo, QingdaoAverage Response Time: ≤4.41h
AI-Powered supplier vetting
SummaryThe supplier provides OEM and ODM services and supports extensive customization, including sample-, design-, full-, minor-, and flexible customization. It has 17 years of export experience, self-managed import/export rights, 90% export sales, and accepts multiple trade and payment terms. Production is conducted on one line, supported by 11–20 quality-control staff and stated advanced equipment and checking systems. However, no management-system certifications, SDK, new products in the past year, overseas service facilities, or offline trade-show participation are reported. Service procedures and complaint handling lack written records, and production batches are not continuously reconciled. Financial and cash-flow evidence is limited to year labels, so financial credibility cannot be conclusively assessed.
Supplier typeThe supplier is an OEM/ODM manufacturer with its own factory location, one production line, stated production output, advanced equipment, and a technical workforce. It also provides export services directly through self-managed import/export rights, indicating a manufacturing-oriented supplier rather than a pure trading intermediary.
CertificationsThe supplier’s certification of management systems is explicitly listed as NIL. This is a stated absence of certification evidence and represents a deficiency for this field.
After-Sales capabilityThe supplier has a complaint-handling procedure, but no written records, and it lacks written service-assessment and corrective/preventive-action procedures or records. It also reports no overseas warehouses, showrooms, agents, branches, or offline trade-show participation, limiting documented overseas service support.
R&D capabilityThe supplier provides ODM and broad design customization, but reports no available SDK and no new products during the past year. These explicit limitations outweigh the design-service evidence when assessing demonstrated recent innovation capability.
Production capacityThe supplier reports one production line, 11–20 quality-control staff, advanced production and checking equipment, and flexible export fulfillment with one-month lead times in both peak and off-season. However, it does not continuously reconcile quantities for each batch or mass production, so production controls are not fully documented.
Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization, and also offers ODM services. This is strong direct evidence of broad customization capability.
Product Q&A
Q:What materials can this drill bit set be used on?
A:
It is suitable for wood, metal, plastic, aluminum, copper, stainless steel, PVC, and other types of sheet metal.
Q:What are the available size configurations?
A:
The set comes in three configurations: 9 steps covering 4-12mm, 9 steps covering 4-20mm, and 15 steps covering 4-32mm.
Q:Does the drill bit include an automatic center punch?
A:
Yes, it features an automatic, high-impact, spring-loaded strike with an adjustable cap to regulate striking force.
Q:What is the minimum order quantity (MOQ)?
A:
The minimum order quantity is 100 pieces.
Q:What payment terms are accepted?
A:
We accept LC, T/T, D/P, PayPal, and Western Union.
Send Inquiry
*To:
Johnson Tools Manufactory Co., Ltd.
Johnson Tools Manufactory Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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