ILOVETOOL 4 inch Diamond Lapidary Saw Blades Mini Circular Blades Arbor Hole 20mm Pack of 10Pcs

10Pcs 4'' inch 100mm Super-Thin Diamond Lapidary Saw Blade Cutting Disc Arbor Hole 20mm Rim 0.35mm Saving in Material for Jewelry Gems Agate Code 100*0.5*20mm Product Specification: Outside Diameter:100mm (close to 4") Arbor hole:20mm(close to 3/4") Can be used on 1/2"(12.7 mm) or 5/8"(16 mm) arbor with a bushing . Include a message when you check out telling me what size bushing you require; Thickness:0.02"(0.5 mm) core thickness / 0.024" (0.6 mm) on the edge where the diamond is. Quantity:10 Pcs Recommend RPM:3820 RPM Exclusively designed for processing materials for softer high value rocks like turquoise, gaspeite, opals. These blades are manufactured by crimping Synthetic diamonds directly into the edge of the saw blade. They are best suited for turquoise, opal, glass, and stones in the 4-6 range on the Mohs hardness scale.We don't recommend using this blade to cut too hard materials, such as: agate and jadeite with a Morse hardness of 6-7. Because it is difficult to cut or the blade will be damaged quickly. Advantages: achieving satisfactory cutting results and reducing unnecessary material consumption. This thin diamond lapidary saw blade offers a very good cost effective option for those that want either very thin kerfs or plan on short term use. Use with water as a lubricant. New, Unused Blade - Not in Original Packaging These blades were originally packaged in oil so you will see several oil spots on the surface.

• Product Name:4 in Lapidary Cutting Blades, Trim saw diamond blades 4 inches, ilovetool Gemstone Cutting Blade.
• Outside Diameter:100mm (close to 4'), Arbor hole:20mm(close to 3/4')
• Thickness:0.02'(0.5 mm) core thickness / 0.024' (0.6 mm) on the edge where the diamond is.
• Exclusively designed for processing materials for softer high value rocks like turquoise, gaspeite, opals.
• Used for Trimming:They are excellent for trimming small shapes into stones.