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diamond grind disc on STI quick-change for concrete prep
3" STI Prep/master Diamond Grind Disc  120/150 hard
3" STI Prep/master Diamond Grind Disc  120/150 soft
3" STI Prep/master Diamond Grind Disc

3" STI Prep/Master Quick-Change Diamond Discs 120/150 Grit For Concrete Prep

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Metal Bond 3" Round Diamond Grinding Pucks For STI Grinders 120/150 Grit

3" round diamond grinding pucks with 10 segments deliver more even and moderate floor preparation and can last longer by comparison

The 120/150 grit produces smooth and fine grinding patterns.

Our fine diamonds are strictly screened and mixed with metallic powders to reach finest and smoothest floor grinding effect.

*hard, medium, soft, extra soft printed on the discs stand for bonds of the segments. please choose the right discs for the concrete

  • Segment Configuration: 10 Segment
  • Options Of Bond: Hard, Medium, Soft
  • Grit: 120/150
  • Suggested Applications: Concrete Floors with Soft, Medium and Hard Hardness.
  • Grinding Machines: For types of STI (prep/master) Grinders and plates with proper adapters
  • For convenience of changing diamond sets, We also offer kinds of adapters to fit on different plates, including: a central hole + a side pin to plug in; two holes to plug in, two pins to slide on

  For some grits/bonds of STI quick-change, you may need to use our MAGNETIC ADAPTER, Click Here for the appropriate Adapter or Contact Us for technical support.