Supergrit Abrasives

4" Bore Polisher Extension Shafts (54185)

4" Bore Polisher Extension Shafts (54185) - Main image
$2.56 $3.5 In stock

This 4-inch bore polisher extension shaft set (model 54185) is designed to extend the reach of your polishing work, allowing access to deeper or recessed areas. Each shaft is built to fit standard bore polishers, providing a practical solution for detailed finishing tasks.

  • Includes extension shafts sized for 4-inch bore polishers
  • Ideal for extending access in polishing and finishing applications
  • Compatible with standard bore polisher attachments
  • Useful for reaching confined spaces or deeper surfaces
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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Delivery costs

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

Riley K. ★★★★★

Used these to reach the back of an engine block and they held up perfectly under pressure. The threads cut cleanly into the standard bore polisher, no wobble at all during use.

Benjamin ★★★★★

The thread on these extension shafts is cut cleanly, so they screw onto my polishing tools without any wobble. They've been perfect for reaching the recessed spots on my car's alloy wheels.

Henry J. ★★★★★

Got these for cleaning out some tight spots on my motorcycle engine, and the threading held up solid even under pressure. The 4-inch length is just right for getting into those recessed areas without losing control.