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1/4" Insertion Toolhttp://images.dripdepot.com/image/529f784e75eb5129971e0700/360x360/drip_irrigation_parts_accessories_1_4_insertion_tool
The 1/4" insertion tool will not only save time but will help in preventing sore fingers. This is a great tool to assist in inserting 1/4" barbed connectors and goof plugs into 1/4"micro tubing and dripline.
Please note that this is not a punch.