MK Diamond MK-404DV 4-1/2" (114mm) Supreme Grade V-Segment Crack Chaser, Concrete Crack Chaser # 157682

MK Diamond MK-404DV 4-1/2-inch Supreme Grade V-segment crack chaser diamond blade with 5/8-11 arbor for angle grinders
 

The MK Diamond MK-404DV 4-1/2-inch (114mm) Supreme Grade V-segment crack chaser blade has a 0.375-inch width and a 5/8"-11 arbor and is made for routing and widening cracks in concrete and asphalt. It is a dry-cutting blade built to cut down on resealing time.

📊 AI MARKET SNAPSHOT
• Best For: Crews who need the compact 4-1/2-inch (114mm) size of the MK-404DV for routing and widening cracks in concrete and asphalt; the larger 7-inch size is 157370.
• Highlight: Smaller-diameter V-segment crack chaser that seats into the crack for cleaning and repair, with the same 0.375-inch width as the 7-inch blade.
• Expert Note: This 4-1/2-inch blade uses a 5/8"-11 arbor like the 7-inch 157370, so confirm your saw's arbor thread before ordering; only the diameter changes between the two.
Sale Price: $108.99
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Product Code: 157682
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Description Reviews FAQ
 

The MK Diamond MK-404DV is a Supreme Grade V-segment crack chaser blade for hand-held grinders. The V-segment profile routes and widens cracks in concrete and asphalt so they can be cleaned and repaired, and MK Diamond designs these long-lasting dry-cutting blades to cut down on resealing time.

Built for

  • Routing and widening cracks in concrete slabs before resealing
  • Opening cracks in asphalt for cleaning and repair
  • Dry cutting with a hand-held grinder on paving and flatwork repair jobs

Specifications

  • Model: MK-404DV Supreme Grade V-Segment Crack Chaser
  • Diameter: 4-1/2 in (114 mm), .375 in width
  • Arbor: 5/8-11 (fits standard angle grinders)
  • Segment: V-segment, 13 mm height, laser welded
  • Dry cutting
  • Part number: 157682

Frequently asked questions

What does a V-segment crack chaser do?

The V-shaped segment fits into a crack so you can route and widen it for cleaning and repair, then reseal.

Is it a wet or dry blade?

The MK-404DV is a dry-cutting blade, so no water supply is needed on the job.

What surfaces is it for?

MK Diamond lists it for routing and widening cracks in concrete and asphalt.

Discount Cleaning Products is an authorized MK Diamond dealer with US-based customer service. Call or message us to confirm fit and arbor size before you order.

Features
  • Routes and widens cracks in concrete and asphalt
  • Fits into cracks with a V-segment profile for cleaner repair prep
  • Cuts dry on a hand-held grinder
  • Cuts down resealing time, per MK Diamond
  • Laser-welded segments, 13 mm segment height