Alloy Blade High Quality Tungsten Steel Bit $ 6.83 Specifications: Material: Titanium steel Color classification: 14mm square blade (titanium plated) 15mm round blade (titanium plated) 11mm square blade (titanium plated) 11mm round blade (titanium plated) 8.9mm round blade (titanium plated) 12mm round blade (titanium plated) 28mm diamond round blade (titanium plated) 31mm diamond pure blade (titanium plated) Packing list: Alloy blade * 1