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MJR Tumblers Premium 400/600 Aluminum Oxide Grit (10 lb) for Step/Stage 3

MJR Tumblers ★ 3.6/5 · ItemOracle Score Mid-Range

$42.50
Last verified 13 hours ago · Subject to change
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10lb of MJR Tumblers Premium 400/600 Pre-Polish Aluminum Oxide Rock Polishing Grit for Step/Stage 3, MJR Tumblers is a Disabled and Veteran Owned Company Proudly Located in USA

Premium 400/600 aluminum oxide grit for third-stage stone shaping. Compatible with any rock tumbler; American-owned brand. Positive feedback on polish quality with mixed results on shine

Highlights

  • Premium 400/600 grit
  • Compatible with any tumbler
  • American-owned and USA-located brand

Pros

  • Premium quality 400/600 grit
  • Compatible with any brand of rock tumbler
  • American-owned company
  • Locally produced in Pecatonica, USA

Cons

  • Mixed polishing results (some matte finishes)
  • Value for money varies by user experience

Best For

  • third-stage shaping of stones
  • refill for final polishing
  • rock tumbling projects for hobbyists
  • polishing grit for step/stage 3
  • USA-made grit for tumblers

Features

  • Grit comprises 400/600 aluminum oxide for third-stage shaping of stones
  • Compatible with any brand of rock tumbler
  • Includes 10 lb quantity of pre-polish grit for stage 3 use
  • Company is disabled and veteran owned, based in Pecatonica, Illinois, USA

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