B23B2231/0216 - CPC Classification

Details of chucks, toolholder shanks or tool shanks; Features of shanks of tools not relating to the operation performed by the tool Overall cross sectional shape of the shank

• B23B2231/022 » Triangular 11
• B23B2231/0228 » Square 12
• B23B2231/0232 » Hexagonal 31
• B23B2231/0236 » Octagonal 0
• B23B2231/024 » Star form 5
• B23B2231/0244 » Special forms not otherwise provided for 14