A studio product shot of the Makita B-69593 4-1/2 inch segmented diamond blade, featuring a teal and black center label highlighting 4x longer life, 40 percent faster cuts, and compatibility with 7/8-inch, 20mm, and 5/8-inch arbors.
An informational graphic of the Makita B-69593 diamond blade with callouts describing features such as 50 percent taller segments, premium quality diamonds, an optimum bond matrix, and cooling slots designed to reduce operator fatigue.
The front of the retail blister pack for the Makita B-69593 diamond blade, displaying the 4-1/2 inch blade and icons representing its use for concrete, block, pavers, and brick in wet or dry conditions.
The back of the retail packaging for the Makita B-69593 diamond blade, displaying technical specifications, safety icons for protective gear, and the maximum safe speed of 13,800 RPM.
An informational graphic titled Best For, featuring isolated 3D samples of masonry, brick, block, and a concrete slab to indicate the primary materials intended for use with this diamond blade.
A studio product shot of the Makita B-69593 4-1/2 inch segmented diamond blade, featuring a teal and black center label highlighting 4x longer life, 40 percent faster cuts, and compatibility with 7/8-inch, 20mm, and 5/8-inch arbors.
An informational graphic of the Makita B-69593 diamond blade with callouts describing features such as 50 percent taller segments, premium quality diamonds, an optimum bond matrix, and cooling slots designed to reduce operator fatigue.
The front of the retail blister pack for the Makita B-69593 diamond blade, displaying the 4-1/2 inch blade and icons representing its use for concrete, block, pavers, and brick in wet or dry conditions.
The back of the retail packaging for the Makita B-69593 diamond blade, displaying technical specifications, safety icons for protective gear, and the maximum safe speed of 13,800 RPM.
An informational graphic titled Best For, featuring isolated 3D samples of masonry, brick, block, and a concrete slab to indicate the primary materials intended for use with this diamond blade.
Makita

Makita Segmented Diamond Blade B-69593 4-1/2 Inch (0.51 Inch Height Taller Matrix General Purpose Concrete Brick Masonry Cutting Angle Grinder Tool)

Only 1 left
SKU: B-69593
$31.97 USD

Description

Professional 4-1/2 Inch Segmented Rim Diamond Cutting Wheel with 0.51 Inch High-Performance Matrix

The Makita B-69593 is an industrial-grade 4-1/2 inch segmented rim diamond saw blade featuring a 0.51 inch segment matrix height, engineered to execute high-speed precision cutting of cured concrete, dense brick, block, and interlocking paver components. Driven by a specialized bond matrix that incorporates 50% taller diamond sections to deliver up to 4 times the service lifespan of traditional alternatives, this heavy-duty wheel operates safely at a maximum speed of 13,800 RPM. The precision-tensioned steel core body lowers mechanical vibration and prevents thermal warping across both wet and dry material sizing lines, rendering it fully compatible with commercial angle grinders or handheld cut-off saws on structural jobsites.

Best Used For:

  • Commercial Concrete Sizing: Scoring and sectioning cured structural concrete sidewalks, curbs, and pad foundations cleanly to required structural depths.
  • Hardscape Paver Masonry: Slicing through dense clay brick, interlocking walkway pavers, and architectural retaining wall blocks during exterior layout configurations.
  • Dual-Mode Jobsite Processing: Swapping seamlessly between wet dust-controlled operations or rapid dry stock cuts without changing cutting wheels.

Key Performance & Safety Features

  • 0.51 Inch Segment Profile: High-density matrix segments provide extended service lifespans, rendering up to 4x deeper wear resilience over competing brands.
  • Segmented Rim Cool Ventilation: Peripheral expansion slots vent thermal accumulation quickly to supply 40% faster material removal rates than standard turbo rim tools.
  • Balanced Core Engineering: Factory-tensioned core alloy limits wheel wobble and lateral deflection, checking hand fatigue during long slot tracking operations.
  • Multi-Arbor Adapter Hub: Versatile design includes modular spacer rings to mount securely to 7/8 inch, 20 mm, or 5/8 inch power drive spindle configurations.
  • Premium Grade Abrasive Diamonds: Uniformly distributed monocrystalline diamond grains ensure aggressive cutting vectors through hard aggregate compounds.

What's Included

  • (1) Makita B-69593 4-1/2" Segmented Rim General Purpose Diamond Blade
  • (1) Multi-Arbor Adapter Bushing Kit Set

Technical Specifications

Brand Name: Makita
Model Number: B-69593
Tool Accessory Classification: Segmented Diamond Abrasive Circular Blade
Outer Blade Diameter Sizing: 4-1/2 in
Abrasive Segment Height Matrix: 0.51 in (13 mm)
Supported Arbor Configurations: 7/8 in | 20 mm | 5/8 in Spindles
Rim Structure Configuration: Segmented Expansion Rim
Cutting Kerf Profile Width: 0.08 in Thickness
Maximum Rotational Velocity Limit: 13,800 RPM
Drivetrain Tool Compatibility: Angle Grinders and Compact Handheld Cut-Off Saws
Hardware Total Assembly Weight: 3/10 lbs (0.3 lbs)
Universal Product UPC Index: 088381-548922

Pro-Tip: When cutting dense block or pavers, guide the angle grinder smoothly along the layout line without forcing down the blade body. Allowing the 13,800 RPM velocity to pull the segmented diamonds through the material naturally checks matrix binding, cools the steel core, and secures structural accuracy.