3 Stones Engine Cylinder Hone Tool—2" to 7"—Adjustable Cylinder

2" to 7" 3 Stones Engine Cylinder Hone Tool Adjustable Cylinder Deglazer Piston Honer 220 Grit. The 3 pieces adjustable 3" stones cylinder deglazer is perfect to work with 1/4" power drill for effectively creating friction on cylinder bore.