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OSTAR Tools --> Products --> Cutting for metal --> Carbide burs --> ball shape burs - aluminum cut
 
Ball Shape (Aluminum Cut)
 
1/4" shanks are supplied standard unless ordered otherwise. 3/8" shanks are recommended on all Burs larger than 1/2" diameter. Metric shanks available on request.
Diameter
Length of Flute
Shank Dia.
SD-1AL
1/4"
1/4"
1/4"
SD-3AL
3/8"
3/8"
1/4"
SD-5AL
1/2"
1/2"
1/4"
SD-6AL
5/8"
5/8"
1/4"
SD-7AL
3/4"
3/4"
1/4"
 
6 mm shanks are supplied standard unless ordered otherwise. 8 mm shanks are recommended on all Burs larger than 12 mm diameter. Metric shanks available on request.
Diameter
Length of Flute
Shank Dia.
SD-1ALM
6 mm
6 mm
6 mm
SD-3ALM
9.5 mm
9.5 mm
6 mm
SD-5ALM
12 mm
12 mm
6 mm
SD-6ALM
15.8 mm
15.8 mm
6 mm
SD-7ALM
19 mm
19 mm
6 mm
 
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