Description
Name: 6PCS set of hexagonal handle Expander Drill Bit
Material: bearing steel
Surface treatment: blackening
Size: 1/4”, 3/8”, 1/2”, 5/8”, 3/4”, 7/8′
‘ height:1.77ins for 1/4 and 3/8,1.96ins foe 1/2 and 5/8,2.16ins for 3/4 and 7/8
Function: When the air conditioner is installed, expand the copper pipe to make the two copper pipes interconnected. (It needs to be installed on a hand electric drill)
Warm reminder: It will heat up during use, please pay attention to hot hands.
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