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MK-190 Core Bit – 1″


SKU: 166648 Categories: ,


MK-190 Premium Wet Diamond Core Bits

  • Drill through porcelain, granite, marble, tile, stone, and masonry
  • Vacuum Braze Technology provides the strongest bond between diamond particles and the drilling surface of core bit
  • Drilling Time Reduced by 50% compared with traditional metal-bond core bits
  • No bond to wear away – diamond particles work at peak performance at all times
  • Reverse spiral thread delivers continuous water feed to the cutting surface areas, extends bit life and improves drilling speed
  • Core ejector slot clears debris and plugs during repeated drilling operations
  • Designed to operate on any corded or battery operated hand drill

Diameter Part #
3/16″ (5mm) 166641
1/4″ (6mm) 166642
9/32″ (7mm) 166972
5/16″ (8mm) 166643
3/8″ (10mm) 166644
1/2″ (13mm) 166645
5/8″ (15mm) 166646
3/4″ (20mm) 166647
1″ (25mm) 166648
1-1/4″ (30mm) 166973
1-3/8″ (35mm) 167169

Download drill usage instructions

  • Hollow bore creates a core that guides the drill
  • Diamond grit edge, no bond to wearaway
  • Slotted edge and reverse thread spiral provide more water into the cut for quicker drilling and extended drill life
  • Heavy-duty, single piece construction
  • Core ejection slot allows continuous drilling
Premium Wet Diamond Core Bits


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