Tools & Hardware Drill Bits Drill Bits for Masonry & Concrete

25-350mm Laser Welded Diamond Core Bit Segments for Stone and Concrete Drilling - 7mm/10mm Height

Price Negotiable
Price: Negotiate
MOQ: 1 set
Delivery Time: 7 - 15 work days
Brand: Johnson Tools
Product Description
Laser Welded Diamond Core Bit Segments
Diameter Range: 25mm - 350mm
Segment Height: 7mm, 8mm, or 10mm
Delivery Time: 7-15 days
Minimum Order: 1 set
Product Overview

High-performance diamond segments designed for laser welding onto core bits used in stone cutting and construction applications. These segments feature high diamond concentration for exceptional drilling speed and extended service life.

Key Features
  • Laser welded construction for superior bond strength
  • High diamond concentration ensures fast drilling performance
  • Extended service life with consistent cutting performance
  • Available in multiple segment types: crown, segments, turbo, and roof
  • Suitable for both stone and reinforced concrete applications
Technical Specifications
For Stone Applications
Diameter Thickness Height
38mm2.5mm8mm
40mm3mm8mm
45mm3mm8mm
51mm3mm8mm
55mm3mm8mm
60mm3mm8mm
65mm3mm8mm
70mm3mm8mm
76mm3mm8mm
85mm3mm8mm
100mm3mm8mm
105mm3mm8mm
110mm3mm8mm
115mm3mm8mm
120mm3mm8mm
127mm3mm8mm
150mm3mm8mm
For Concrete & Reinforced Concrete Applications
Diameter Segment Length Segment Thickness Segment Height
25mm15mm3mm7mm/10mm
32mm17mm3mm7mm/10mm
38mm17mm3mm7mm/10mm
50mm24mm3.5mm7mm/10mm
63mm24mm3.5mm7mm/10mm
75mm24mm3.5mm7mm/10mm
89mm24mm3.5mm7mm/10mm
102mm24mm4mm7mm/10mm
115mm24mm4mm7mm/10mm
127mm24mm4mm7mm/10mm
150mm24mm4mm7mm/10mm
178mm24mm4.5mm7mm/10mm
200mm24mm4.5mm7mm/10mm
230mm24mm4.5mm7mm/10mm
250mm24mm5mm7mm/10mm
300mm24mm5mm7mm/10mm
350mm24mm5mm7mm/10mm
Product Images
Laser welded diamond core bit segments showing construction and welding details Close-up view of diamond segments with laser welding technology
Packaging & Shipping

Standard packaging includes plastic bags and cartons to ensure product protection during transit. Delivery typically completed within 7-15 days from order confirmation.

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

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