QUANTITY AND SUITABLE HOLE: 2pcs 3/4" Freeze plugs fit hole size range 3/4" to 7/8" (19 mm - 22 mm), 2pcs 7/8" freeze plugs fit hole size range 7/8" to 1" (22 mm - 25 mm), 2pcs 1" freeze plugs fit hole size range 1" to 1-1/8" (25 mm - 28 mm), 2pcs 1-1/8" freeze plugs fit hole size range 1-1/8" to 1-1/4" (28 mm - 31 mm), 2pcs 1-1/4" freeze plugs fit hole size range 1-1/4" to 1-3/8" (31 mm - 34 mm), 2pcs 1-3/8" freeze plugs fit hole size range 1-3/8" to 1-1/2" (34 mm - 38 mm), 2pcs 1-1/2" freeze plugs fit hole size range 1-1/2" to 1-5/8" (38 mm - 41 mm), 2pcs 1-5/8" freeze plugs fit hole size range 1-5/8" to 1-3/4" (41 mm - 44 mm).
EXPANSION PLUG INTALL: After removing the old expansion plug, you need to manually measure the size of the inner diameter of the hole, select the appropriate rubber plug according to the size of the inner diameter, align the gap, and tighten the screws.
CONVENIENT STORAGE: All expansion is freeze plugs are placed in the same plastic box, which can effectively protect the freeze plugs from damage and can be easily stored.
HIGHER QUALITY: Our expandable rubber freeze plugs are made of high quality neoprene rubber and alloy material, the rubber has good elasticity, the surface is smooth and burr-free, and the combination of high quality alloy steel screws and rubber plugs can prevent oil leakage from auto engines.
MULTI-SCENARIO USE: Expansion rubber plugs are simple and reliable for a wide range of applications. It can be used to stop leaks of liquids or gases, or to plug pipes or holes for repairs or construction.
AFTER SALE: If there is a quality question, please feel free to contact us, I will do my best to solve your problem as soon as possible, until you are satisfied.