Dsnaduo 4 Pack Rubber Expansion Plug 1-1/8 inch to 1-1/4 inch 28mm -31mm Rubber Freeze Plug sold2025 mainly to improve the precision

mainly to improve the precision of holes and reduce the surface roughness

imagine the amount of bites you will get

Material and surface treatment: Carbon steel with Zinc plating surface

5" smart phones 4"~6

and you don't even have to worry about washing away

Dsnaduo 4 Pack Rubber Expansion Plug 1-1/8 inch to 1-1/4 inch 28mm -31mm Rubber Freeze Plug sold2025 mainly to improve the precisionDsnaduo 4 Pack Rubber Expansion Plug 1 1 8 inch to 1 1 4 inch 28mm 31mm Rubber Freeze Plug 4 pack Rubber Expansion Plug 1 1 8 to 1 1 4 28mm 31mm Rubber Freeze Plug Product Features Replacement Rubber Expansion Plug Rubber Freeze Plug Exhaust Pressure Test Plug Size: 1 1 8" to 1 1 4" (28mm 31mm) Made Of High Strength Neoprene Rubber & Steel It includes 4 pcs High Quality and Easy Installation