Martelli's 45mm replacement blades are made of tungsten steel. Since both sides are sharpened simultaneously the blade comes to an even and sharp point. Thanks to this unique sharpening method the blades will last three to five times longer than other blades. Package contains 30 replacement blades.
FeaturesTungsten Carbide Steel
Rotary Blade Size45mm
Rotary Tool TypeRotary Blades
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Customer Reviews for the 45mm Rotary Blades (30pk), Martelli