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Standard Glass Hole / Professional Open Marble / Ceramic / Glass Drill Bit
US$1.00-3.00
100 Pieces
Sample price:US$2.00/piece.Request sample
Product profile
Customization
AvailableCustomized
Non-CustomizedStandard
DIN, JIS, AISI, National StandardModel NO.
various sizesLength
Taper-lengthType
Core Drill BitMaterial
DiamondUsage
Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry Drilling, Marble, Ceramic, GlassTransport Package
Export PackingSpecification
6mm-100mmTrademark
SANJUOrigin
HebeiHS Code
8205100000Production Capacity
500000Key features
High-Grade Diamond Material: Cutting edge features high-grade diamond electroplating for sharpness and wear resistance.
Versatile Hole Cutting: Cuts round, square, triangle holes, straight lines, and curves on various surfaces.
Multi-Material Compatibility: Suitable for copper, iron, stainless steel, plexiglass, wood, marble, ceramic, and glass.
Specialized Drill Types: Available in bimetal, carbide, and diamond types for different material hardness.
Ergonomic Support Handle: Includes spring drill support handle with two specifications for different apertures.
Flexible and Safe Operation: Designed for flexible, convenient, and safe drilling on plane and spherical surfaces.
OEM and ODM Services: Manufacturer offers both OEM and ODM customization services.
Fast Lead Time: Off-season lead time within 15 workdays; peak season one month.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2019-04-04 CertifiedNearest Port: Tianjin PortAverage Response Time: ≤1.33h CertifiedTerms of Payment: T/T
AI-Powered supplier vetting
SummaryQINGHE SANJU TRADING CO., LTD. is a China-based limited company established in 2019, operating from Hebei with 15 employees. The supplier describes itself as an integrated manufacturing and trading company and reports four production lines, a 1,200 m² manufacturing area, milling cutter output of 3,000,000 pieces, and export activity across Africa, Southeast Asia/Mideast, Europe, and North America. It states that 71%–90% of sales are exports and offers FOB, CIF, and CFR quotation terms. The supplier claims export experience, after-sales service, broad product coverage, and cooperation with customers in multiple countries. However, its management-system certification is listed as NIL, and the available information does not substantiate specific customer references, formal innovation programs, or detailed customization capabilities.
Supplier typeThe supplier is identified as a combined business entity and describes itself as an integrated industry-and-trade company providing manufacturing, sales, and purchasing follow-up services. This indicates a hybrid manufacturing and trading model rather than a pure trading-only operation.
CertificationsThe supplier’s certification of management systems is explicitly recorded as NIL. Therefore, no management-system certification is evidenced in the provided information.
After-Sales capabilityThe supplier explicitly claims good after-sales service and describes a range of follow-up services intended to support procurement, distribution, and savings management requirements. These statements provide positive evidence of an after-sales service offering, although no service process or performance metrics are supplied.
Production capacityThe supplier reports an integrated manufacturing-and-sales operation, a 1,200 m² manufacturing area, four production lines, and annual milling cutter output of 3,000,000 pieces. It also states lead times of within 15 working days during off-peak periods and one month during peak periods, providing explicit evidence of established production capacity and defined fulfillment timelines.
Product Q&A
Q:What materials can this drill bit cut?
A:
It can cut wood, metal (copper, iron, stainless steel), plexiglass, marble, ceramic, and glass.
Q:What types of holes can be created?
A:
You can cut round, square, triangle holes, straight lines, and curves on various surfaces.
Q:Which drill type is best for glass or ceramics?
A:
For glass, carbon fiber, and ceramics, we recommend using the diamond hole opener.
Q:What is the aperture range for the support handle?
A:
One handle spec fits 14-32mm apertures, and another spec fits apertures greater than 32mm.
Q:Is customization available for this product?
A:
The standard product is non-customized, but OEM and ODM services are available from the manufacturer.
Send Inquiry
*To:
QINGHE SANJU TRADING CO., LTD.
QINGHE SANJU TRADING CO., LTD.*Content:
Supplier replies will be sent to your registered email
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