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International Standard Category: Milling tools

GB/T 37891.4-2019    Cutter arbors with parallel key and tenon drive—Part 4:Dimensions and designation of tool holders with 7/24 taper without automatic tool changers
带平键和端键传动的铣刀杆 第4部分:带7:24手动换刀圆锥柄刀杆的尺寸和标记 ;
Category No.:25.100.20 Valid Status:valid
Issued Organization:SAMR and SAC Issued Date:2019-08-30
Implemented Date:2020-3-1 Abolished Date:
Superseded Standard.: Superseded Date:
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