Geib Stainless Steel Buttercut Blades Choose Size Geib Buttercut Dog Clipper Blades are crafted with the same care and quality as the incomparable Geib Shears. Made of premium-quality, high-carbon German steel to cut precisely and cleanly for superior results. Rockwell hardness is 70 Edges stay ultra-sharp longer Lasting performance and durability Compatible with all A5 style detachable blade clippers. Material: Stainless steel Rockwell Hardness Rating: 70 Blades are available in the following styles: Size 10 Blade has a 1/16" Blade Cut Size 15 Blade has a 3/64" Blade Cut Size 16mm Blade has a 5/8" Blade Cut Size 19mm Blade has a 3/4" Blade Cut Size 25mm Blade has a 1" Blade Cut Size 3F Finish Blade has a 1/2" Blade Cut Size 3 Skip Tooth Blade has a 1/2" Blade Cut Size 30 Blade has a 1/50" Blade Cut Size 4 Finish Blade has a 3/8" Blade Cut Size 4 Skip Tooth Blade has a 3/8" Blade Cut Size 40 Blade has a 1/100" Blade Cut Size 5F Finish Blade has a 1/4" Blade Cut Size 5 Skip Tooth Blade has a 1/4" Blade Cut Size 5/8 Toe Blade has a 1/32" Blade Cut Size 50 Blade has a 1/125" Blade Cut Size 7F Finish Blade has a 1/8" Blade Cut Size 7 Skip Tooth Blade has a 1/8" Blade Cut Size 8 1/2" Blade has a 7/64" Blade Cut Size 9 Blade has a 5/64" Blade Cut Always replace broken or nicked blades to prevent injury.