Skip to content
Free Shipping on Most Orders $200 or More!
Free Shipping on Most Orders $200 or More!

Alpha Q-Cut Diamond Blade

The Alpha® Q-Cut Wet Diamond Blade is engineered for cutting quartzite, granite, marble, engineered stone, and dense porcelain tile. Designed for wet use, it delivers controlled cutting with reduced chipping across a wide range of tile saws and stone cutting equipment.

Learn More!

Save $19.11 Save $6.10
Original price $32.50
Original price $32.50 - Original price $99.85
Original price $32.50
Current price $26.40
$26.40 - $80.74
Current price $26.40
Availability:
5 in stock!
Availability:
9 in stock!
Availability:
Only 2 left!
Availability:
3 in stock!
Availability:
Out of stock
Availability:
5 in stock!
SKU ALP-DB-Q-CUT-45-QZ4578
Size: 4-1/2"

Free Shipping On Most Orders $200 or More!

Contractor Program Eligible

View Contractor Pricing Details

Description

Alpha® Q-Cut is a wet diamond blade engineered for cutting quartzite, granite, marble, engineered stone, and hard porcelain tile. It was developed specifically to handle dense natural stone materials that are difficult to cut with standard wet blades.

Designed for use on tub saws, tile saws, and Alpha® Wet Stone Cutters, Q-Cut features an advanced rim design that supports controlled cutting while reducing chipping and edge damage on hard surfaces.

Key Features

  • Engineered for Hard Stone: Formulated for cutting quartzite, granite, marble, engineered stone, and dense porcelain.
  • Advanced Rim Design: Supports clean, accurate cuts while minimizing chipping and breakage.
  • Wet Cutting Performance: Designed for wet use to improve cutting control and blade life.
  • Porcelain Paver Capability: Suitable for cutting 2 cm porcelain paver tile.
  • Saw Compatibility: Available in multiple sizes to fit common tile saws and stone cutting equipment.

Specifications

Part No. Size Thickness Max RPM Use Type Arbor(s)
QZ4578 4.5" 1.6 mm 13,200 Wet Use 7/8", 20 mm
QZ0578 5" 1.6 mm 12,200 Wet Use 7/8"
QZ0658 6" 1.4 mm 10,100 Wet Use 7/8", 5/8"
QZ0758 7" 1.6 mm 8,400 Wet Use 5/8"
QZ0858 8" 1.6 mm 7,400 Wet Use 5/8"
QZ0978 9" 2.1 mm 6,600 Wet Use 7/8"
QZ1058 10" 2.0 mm 5,900 Wet Use 5/8"

Alpha® Q-Cut provides a controlled wet cutting solution for dense natural stone and hard porcelain materials across a wide range of saw sizes.

Alpha Professional Tools Logo

Frequently Asked Questions

What materials is Alpha Q-Cut designed to cut?
Alpha Q-Cut is designed for cutting quartzite, granite, marble, engineered stone, and hard porcelain tile. Its formulation targets dense materials that are difficult to cut cleanly with standard wet blades.
Is this blade intended for wet cutting only?
Yes. Alpha Q-Cut is designed specifically for wet cutting applications. Wet use helps improve cutting control, reduce chipping, and support consistent performance when working with hard stone materials.
What saws are compatible with Alpha Q-Cut?
Alpha Q-Cut is available in multiple sizes to fit tub saws, tile saws, and Alpha wet stone cutters. Arbor options vary by size to match common stone and tile cutting equipment.
Free Shipping

On Qualifying Orders of $200 or More!

Need Help?

Contact Us

Top Brands

Offering 40+ Brands

Returns

30 Day Returns