Pearl Premium Crack-Chaser Diamond Blades
  • Designed for more efficient cleaning, routing and repairing of cracks in concrete and most other building materials.
  • Leaves a V-shaped pattern for filling.
  • 5/8-11 threaded arbor fits right angle grinders.
  • 4 x 5/8-11 threaded, 13,700 max Rpm.
  • 4-1/2 x 5/8-11 threaded, 13,300 max Rpm.
  • 7 x 5/8-11 threaded, 8,500 max Rpm.
  • 100% GE diamond matrix for superior cutting performance.
  • Precision balanced.
  • Easy to spin on/off grinder.
  • Diamond matrix is designed for consistent even wear.
  • Using Pearl’s unique Direct Sintering Technology (DST™) the Crack-Chaser™ is manufactured so that the diamond matrix is molecularly bonded directly to the core.
  • Because there are no segments to fly off the Crack-Chaser™ is the safest, most effective product for re-routing cracks and crevices.
  • The Crack-Chaser™ has been engineered to quickly sink into cracks and crevices.
  • Simply place the wheel on the crack and let the diamonds do the work.
  • The special design enables the crack-Chaser™ to produce a 1/2” wide 70° V-shaped groove.
  • This has proven to be the most effective configuration for re-caulking and re-filling.

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Most Helpful Reviews


"Little Green Crack Machine"

by - verified purchaser
We use this crack chase wheel every week for decorative concrete coating application and concrete repair and it has never let us down! Thank you, Pearl Abrasives and Contractor's Direct for providing a tool that a contractor can depend on!

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