Laser Welded Diamond Core Drill Bits 32-350mm Diameter with 450mm Working Length for Concrete Construction
Price:
Negotiate
MOQ:
50pcs
Delivery Time:
Around 35-40 days
Brand:
Johnson Tools
Product Description
Product Overview
Professional laser welded diamond core drill bits designed for construction applications, featuring a 450mm working length for deep drilling operations. These wet drilling bits deliver exceptional performance on reinforced concrete, asphalt, block, pavement, brick, and various construction materials.
Key Features
- Laser-welded diamond segments for superior durability
- 450mm standard working length with custom options available
- 10mm segment height for extended service life
- 1 1/4 UNC thread and 1/2" GAS compatibility
- Wet drilling only - designed for water-cooled operation
- Diameter range: 32mm to 350mm
Technical Specifications
| Item No. | Diameter (mm) | Segment Height (mm) | Segment Thickness (mm) | Teeth No. | Working Length (mm) |
|---|---|---|---|---|---|
| LCB32 | 32 | 10 | 3 | 4 | 450 |
| LCB38 | 38 | 10 | 3 | 4 | 450 |
| LCB50 | 50 | 10 | 3.5 | 5 | 450 |
| LCB63 | 63 | 10 | 3.5 | 6 | 450 |
| LCB75 | 75 | 10 | 3.5 | 7 | 450 |
| LCB89 | 89 | 10 | 3.5 | 8 | 450 |
| LCB102 | 102 | 10 | 4 | 9 | 450 |
| LCB115 | 115 | 10 | 4 | 9 | 450 |
| LCB127 | 127 | 10 | 4 | 10 | 450 |
| LCB150 | 150 | 10 | 4 | 12 | 450 |
| LCB178 | 178 | 10 | 4.5 | 14 | 450 |
| LCB200 | 200 | 10 | 4.5 | 16 | 450 |
| LCB230 | 230 | 10 | 4.5 | 18 | 450 |
| LCB250 | 250 | 10 | 5 | 20 | 450 |
| LCB300 | 300 | 10 | 5 | 22 | 450 |
| LCB350 | 350 | 10 | 5 | 24 | 450 |
Product Images
Frequently Asked Questions
Can your company accept OEM orders?
We accept OEM orders for all products, including custom buyer logos and specifications.
What is your quality control process?
Each product undergoes strict quality control checks. We maintain comprehensive production data and follow established formulas to ensure consistent quality across all orders. With 15 years of manufacturing experience, we provide products tailored to specific market requirements.
What shipping methods are available?
Air freight for orders 45-100kg (fast delivery), sea freight for orders over 100kg (cost-effective), and courier services (TNT, DHL, FedEx, UPS) for smaller trial orders with door-to-door service.
What are your minimum order requirements and delivery times?
Minimum order quantities are negotiable. Delivery typically ranges from 15 to 45 days depending on order volume.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Johnson Tools Manufactory Co.,Ltd
Location
Sales Dept address: No.11009, Building 8, K-Land Manhattan Square, No.5 Weihua Road, SIP, Suzhou, Jiangsu, China 215000
Contact Person
Vida lee