I have used quite a few stone sharpeners and replaced the stones several times as they became worn. After the first cylinder, when I was topping up the oil, I noticed that 2 of the 3 cylinders were cracked. After the eighth cylinder, all 3 had numerous cracks and pieces of stone began to fall off.
Universal Car Ratcheting Caliper Piston Tool with 2 Steel Plates - Brake Caliper Press (Red, Two Size)
9 Review
Wostore Double Flaring Tool Kit with Copper Line Tube Cutter: The Ultimate Solution for Precise Flaring!
35 Review
π Motive Products 0100 European Power Brake Bleeder Kit - Efficient Brake System Maintenance for European Vehicles
9 Review
JQuad Safety Orange Powder Caliper
9 Review