All categories
Featured selections
Trade Assurance
Buyer Central
Help Center
Get the app
Become a supplier
Professional diamond core drill bit, concrete drill for hollowing concrete and masonry
No reviews yet2 orders
Key attributes
Industry-specific attributes
Type
Core Drill Bit
Material
Diamond
Use
Masonry Drilling
Other attributes
Place of Origin
Fujian, China
Brand Name
HUAZUAN, OR OEM
Model Number
HZ-DCBL450
Product Name
concrete drill
Core Bit Type
High frequency/Silver/Laser welding
Machinery
Drilling Machine
Thread
11/4"-UNC7, 5/8-11", M14, 1/2"GAS
Drilling material
concrete, cement, brick wall, masonry
Usage
wet use
Diameter
1/4"-20"(6mm~500mm")
Finishing
spray paint, or as per request
Main market
USA, CANADA, GERMANY, ITALY, SPAIN ETC.
Certification
ISO, CE, SGS, UKAS
Packaging and delivery
Packaging Details
Fully protected and wrapped by bubble wrap;
Carton for Express & Air shipment;
Wooden crate for Sea shipment.
Carton for Express & Air shipment;
Wooden crate for Sea shipment.
Port
XIAMEN, OR OTHER PORTS IN CHINA
Supply Ability
Supply Ability
3000 Piece/Pieces per Week for concrete drill
Know your supplier
Custom manufacturer16 yrsLocated in CN
Registered trademarks (1)Store rating
4.9/5
On-time delivery rate
90.0%
Response time
≤3h
Online revenue
$530,000+
Floorspace
9379m²
Staff
61
Services
Sample-based customization
Full customization
Quality control
Raw-material traceability identification
Finished product inspection
Order with confidence
Verified as Custom ManufacturerProduct descriptions from the supplier
Minimum order quantity: 8 pieces
$0.99 - $29.99Quantity
Shipping
Shipping solutions for the selected quantity are currently unavailableItem subtotal (0 variations 0 items)
$0.00
Shipping total
$0.00
Subtotal
$0.00
Membership benefits
3-day coupon giveaway: up to US $80 offClaim now
Purchase detailsProtection with 
Purchase details
Protection with
Secure payments![]()
Every payment you make on Alibaba.com is secured with strict SSL encryption and PCI DSS data protection protocols
Refund policy![]()
Claim a refund if your order doesn't ship, is missing, or arrives with product issues