Colour: 3.5 Maltese Colour: 3.36 Persons with disabilities
Colour: 3.7 Malts Colour: 3.8 Persons with disabilities
Colour: 3.9 Malts Colour: 4.0 Persistence
Colour: 4.1 Colour of mishap: 4.22 Persons with disabilities
Colour: 4.3 Colour of mishap: 4.4 Persons with disabilities
Colour: 4.5 Maltese Colour: 4.6 Persons with disabilities
Colour: 4.7 Malts Colour: 4.8 Persons with disabilities
Colour: 4.9 Pleasant colour: 5.0 Persistence
Colour: 5.1 Colour of mishap: 5.52 Persons with disabilities
Colour: 5.3 Colours of male: 5.4 Persons with disabilities
Brand b/Berrat 颜色分类 3.4 mm 3.5 mm 3.6 mm 3.7 mm 3.8 mm 3.9 mm 4.0 mm 4.1 mm 4.2 mm 4.3 mm 4.4 mm 4.5 mm 4.6 mm 4.7 mm 4.8 mm 4.9 mm 5.0 mm 5.1 mm 5.2 mm 5.3 mm 5.4 mm 5.5 mm 5.6 mm 5.7 mm; Titanium plated drill 3.4-5.7