Double Bar Prep Tool

The Double Bar Prep Tool is a metal-bond diamond grinding tool for planetary grinders — featuring two bar-shaped diamond segments for grinding and prepping concrete. It fits imported planetary machines and comes in a range of bonds and grits to match your floor.

Ready to put the Double Bar Prep Tools to work? Call for pricing and availability, or request a quote — and you’ll talk to a real surface-prep expert, not a call center.

What It’s For

• Grinding and prepping concrete on planetary grinders
• Surface prep and profiling before coatings or polishing
• The metal-bond grinding steps of a surface-prep process

The Round & Bar Prep Tool Family

STI offers planetary prep tools in round and bar segments, single and double — match the tool to your machine and how aggressive you need to be:

• Single Round / Double Round — round segments
• Single Bar — one bar segment
• Double Bar — two bar segments for more contact and coverage

Call and we’ll match the tool to your machine and floor.

Key Details

• Two bar metal-bond diamond segments
• Fits planetary grinders (including imported machines)
• Bonds: soft, medium, and hard
• Grits: 16, 30, 60, and 120

How to Choose Bond and Grit

• Bond: soft bond on hard concrete, hard bond on soft concrete
• Grit: coarse (16) for fast removal, finer (120) toward polishing

Frequently Asked Questions

Single or double bar? Double has two bar segments for more contact and coverage; single has one. Call and we’ll advise.

What machines? Planetary grinders, including imported machines.

Bonds and grits? Soft, medium, hard; 16, 30, 60, and 120 grit.

Order Your Planetary Tooling Today

Call (815) 941-4800 x 1 or fill out our contact form. See our single bar, single round, and double round prep tools, plus planetary tooling and diamond tooling.