1·If you want to change the specification, you just need to order drift pin of different specification.
冲杆与冲钉为组合式，更换不同规格的形腔只需另订购冲钉即可。
2·The device as set forth in claim 9, wherein the bushing is configured to substantially prevent rotation and drift of the shear pin interfaces.
该装置所规定的索赔9，其中套管配置为防止大量轮换和漂移的剪切针接口。