"Shell Type " CNS Standards List| Ring Gauge | Specification qualification | 50Ω 75Ω | Electroplated Coatings | Method test | Countersinks 120° | Dental Wrought | Hide Powder | |
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CNS 217
2020 Edition Tolerance of Counter - Boring Twist Drill and Shell - Type Counter - Boring Twist Drill, with Morse Taper Shank 沉孔蔴花鑽頭及空心沉孔蔴花鑽頭之尺寸公差 |
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CNS 253
2017 Edition Shell Type Reamer 無柄鉸刀 |
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CNS 253
1952 Edition Shell Type Reamer 無柄鉸刀 |
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