Close-up view of the Bosch DBX4543S X-LOCK 4-1/2 inch continuous rim diamond blade, showing the X-LOCK mounting interface, safety icons, and labels for cutting Ceramic, Slate, and Tile wet or dry with a maximum RPM of 13,300.
A professional wearing gloves uses a Bosch X-LOCK angle grinder equipped with a diamond blade and dust extraction shroud to cut through a large ceramic tile.
A Bosch angle grinder with the red X-LOCK release lever visible, next to an X-LOCK diamond blade, with text stating Up To 5X Faster Wheel Change versus a standard grinder.
Infographic titled Quick accessory changes demonstrating Snap-In Mounting by pushing the wheel onto the grinder head, and Single-Lever Release by pulling the red lever to eject the wheel.
Four-step infographic showing how to change X-LOCK wheels: push the blade onto the mount until an audible snap confirms it is secure, and pull the red lever on the grinder head to release the blade.
Infographic illustrating that X-LOCK Diamond Wheels fit both X-LOCK grinders and standard grinders with 7/8 inch arbors, showing the X-LOCK interface fitting onto a standard threaded spindle without needing a wrench or flange nut. A disclaimer notes this excludes X-LOCK tuckpointing wheels.
Infographic displaying a wide range of Bosch X-LOCK accessories including Abrasive Wheels, Diamond Blades, Tuckpointing Blades, Flap Discs, Backing Pads and Fiber Discs, and Wire Wheels and Cups.
Text graphic stating Up To 5X Faster Wheel Change versus standard 7/8 inch mount, highlighted by a large red X.
Close-up view of the Bosch DBX4543S X-LOCK 4-1/2 inch continuous rim diamond blade, showing the X-LOCK mounting interface, safety icons, and labels for cutting Ceramic, Slate, and Tile wet or dry with a maximum RPM of 13,300.
A professional wearing gloves uses a Bosch X-LOCK angle grinder equipped with a diamond blade and dust extraction shroud to cut through a large ceramic tile.
A Bosch angle grinder with the red X-LOCK release lever visible, next to an X-LOCK diamond blade, with text stating Up To 5X Faster Wheel Change versus a standard grinder.
Infographic titled Quick accessory changes demonstrating Snap-In Mounting by pushing the wheel onto the grinder head, and Single-Lever Release by pulling the red lever to eject the wheel.
Four-step infographic showing how to change X-LOCK wheels: push the blade onto the mount until an audible snap confirms it is secure, and pull the red lever on the grinder head to release the blade.
Infographic illustrating that X-LOCK Diamond Wheels fit both X-LOCK grinders and standard grinders with 7/8 inch arbors, showing the X-LOCK interface fitting onto a standard threaded spindle without needing a wrench or flange nut. A disclaimer notes this excludes X-LOCK tuckpointing wheels.
Infographic displaying a wide range of Bosch X-LOCK accessories including Abrasive Wheels, Diamond Blades, Tuckpointing Blades, Flap Discs, Backing Pads and Fiber Discs, and Wire Wheels and Cups.
Text graphic stating Up To 5X Faster Wheel Change versus standard 7/8 inch mount, highlighted by a large red X.
BOSCH

Bosch Diamond Saw Blade DBX4543S 4-1/2 Inch XLOCK 7/8 Arbor (Continuous Rim 0.062 Thickness 13300 RPM Ceramic Slate Stone Tile Cutter Wheel)

In stock
SKU: DBX4543S
$10.97 USD

Description

Bosch Promtional Logo Logout

Industrial-Grade 4-1/2 Inch X-LOCK and 7/8 Inch Arbor Continuous Rim Diamond Tile Blade

The Bosch DBX4543S 4-1/2-Inch Continuous Rim Diamond Blade operates as a commercial precision tile cutting disc engineered to produce chip-free linear cuts and miter edges in ceramic, slate, and natural stone tiles. Constructed with 60-grit industrial synthetic diamonds uniformly matrix-bonded to a precision-balanced steel core plate, this dual-interface blade mounts directly to tool-free X-LOCK angle grinders as well as standard 7/8-inch arbor spindles operating up to 13,300 RPM. Utilizing a thin 0.062-inch blade thickness and a Type 1 cut-off profile, the unit executes wet or dry fine-finish cuts while dampening core wobble to preserve delicate tile surfaces.

Best Used For:

  • Ceramic & Porcelain Wall Tile Trimming: Slicing delicate ceramic tiles and dense porcelain wall coverings without surface glazing or face chipping.
  • Natural Slate & Stone Backsplash Fabrication: Executing straight, chatter-free cuts in slate sheets, marble backsplashes, and granite border trim.
  • Precision Floor Tile Joint Fitting: Milling miter corners and outlet cutouts in hardscape stone tiles using small angle grinders.

Key Performance & Safety Features

  • Dual X-LOCK & 7/8-Inch Arbor Mount: Snaps onto X-LOCK angle grinders up to 5X faster while maintaining full backward compatibility with standard 7/8-inch threaded flanges.
  • Continuous Rim Edge Profile: Smooth, uninterrupted rim configuration maintains constant workpiece contact to eliminate vibration and edge tearout.
  • Optimized 60-Grit Diamond Matrix: Premium synthetic diamond grit formulation provides high material engagement speeds and extended cutting life.
  • Precision-Balanced Steel Core Plate: Rigidity-enhanced steel body minimizes lateral wobble and chatter during high-RPM operations.
  • Safe Tool-Free Wheel Release: Disengages instantly via the X-LOCK machine release lever, keeping hands clear of hot metal after intensive use.

What's Included

  • (1) Bosch DBX4543S 4-1/2" X-LOCK and 7/8" Arbor Continuous Rim Diamond Blade

Technical Specifications

Brand Name Bosch Tools
Model Number SKU DBX4543S
Product Series Bosch DBX Series
Tool Classification Continuous Rim Diamond Tile Blade
Blade Outer Diameter 4.50 in. (4-1/2 in.)
Arbor Interface Mount X-LOCK Snap-On System & 0.875 in. (7/8 in. Round)
Cutting Wheel Geometry Type 1 Cut-Off Profile
Cutting Kerf Thickness 0.062 in. (1.6 mm)
Maximum Operating Speed 13,300 RPM
Abrasive Grit Specification 60 Grit Synthetic Industrial Diamond
Rim Style Profile Continuous Diamond Rim
Core Plate Metallurgy Precision-Balanced Alloy Steel
Primary Machine Compatibility 4-1/2-Inch X-LOCK and Standard 7/8-Inch Angle Grinders
Target Material Substrates Ceramic Tile, Slate, Porcelain, Natural Stone, Backsplash Tile

Pro-Tip: When dry cutting hard ceramic or slate wall tiles with a continuous rim diamond blade, score a light reference line on the tile surface before making your full-depth pass. Guiding the small angle grinder steadily along the score line allows the 60-grit diamond matrix to shear the glaze layer without edge breakout.