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RUBI Red Cobra Diamond Blade

Continuous Rim Blade for Porcelain, Ceramic, Stone & Glass

Original price $33.52 - Original price $117.97
Original price $73.10
$73.10
$33.52 - $117.97
Current price $73.10
RUBI USA  |  MPN: 30998  |  UPC: 8413797309980
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Size: 8"

Red Cobra Diamond Blade Specifications

  • Blade Diameter: 8"
  • Arbor Size: 5/8", 1"
  • Compatible Materials: Porcelain, ceramic, glass, marble, granite, natural stone
  • Application: Smooth cutting of tile and stone materials
  • Operation Type: Wet cutting

The RUBI Red Cobra Diamond Blade is a continuous rim blade designed for smooth, controlled cutting across porcelain, ceramic, glass, marble, granite, and natural stone. Its reinforced steel core and thicker center section help reduce vibration and maintain stable cutting performance.

Key Features
  • Continuous Rim Design: Supports smooth, controlled cutting across tile and stone materials.
  • Reinforced Steel Core: Reduces vibration and blade deflection during cutting.
  • Stabilized Center Section: Improves cutting consistency and edge quality.
  • Wide Material Compatibility: Cuts porcelain, ceramic, glass, marble, granite, and natural stone.
  • Wet and Dry Capability: Usage depends on blade diameter and application requirements.
  • 5/8" Ring Adapter Included: Supports compatibility with common saws and grinders.
Best For
  • Porcelain and ceramic tile cutting applications
  • Glass tile cutting requiring smooth edge finishes
  • Marble, granite, and natural stone cutting
  • Installers needing stable, low-vibration cutting performance
  • Wet and dry tile cutting environments depending on blade size

Why Professionals Choose Tile This

  • Free shipping on eligible orders $200+
  • Same-day shipping before 2 PM CST (Mon–Sat) for in-stock items
  • Eligible for our Contractor Pricing Program
  • Authorized RUBI USA Dealer
RUBI Red Cobra Diamond Blade 8" $73.10

Description

The RUBI Red Cobra Diamond Blade is a continuous rim diamond blade designed for cutting porcelain, ceramic, glass, marble, granite, and natural stone. Its reinforced steel core and thicker center section help reduce vibration and blade wobble during cutting applications.

The blade is engineered to deliver smooth, controlled cutting performance across multiple tile and stone materials while maintaining stability and cut consistency. A 5/8" ring adapter is included to support compatibility with common saws and grinders depending on blade size.

Specifications

Specification Details
Blade Type Continuous rim diamond blade
Grade Premium
Compatible Materials Porcelain, ceramic, glass, marble, granite, natural stone
Construction Laser-welded with reinforced steel core

Size Specifications

Size Arbor(s) Rim Height Thickness Usage
4" 5/8" & 7/8" 1/4" 1/16" Dry
4-1/2" 5/8" & 7/8" 1/4" 1/16" Dry
7" 5/8" & 7/8" 5/16" 1/16" Wet
8" 5/8" & 1" 5/16" 1/16" Wet
10" 5/8" & 1" 3/8" 1/16" Wet
12" 1" 3/8" 1/8" Wet

Frequently Asked Questions

What materials can this diamond blade cut?
The RUBI Red Cobra Diamond Blade is designed for porcelain, ceramic, glass, marble, granite, and natural stone. Its continuous rim construction supports smooth, controlled cutting across multiple tile and stone materials.
Can this blade be used for wet and dry cutting?
Cutting method depends on blade size. Smaller diameters are designed for dry cutting, while larger sizes are intended for wet cutting applications. Matching the blade size to the correct cutting method helps maintain cutting performance and edge quality.
How does the reinforced steel core improve cutting?
The reinforced steel core and thicker center section help reduce vibration and blade deflection during cutting. That means smoother operation, cleaner cuts, and fewer opportunities for humans to turn a straight line into abstract art.
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