T-Slot Mount Weatherstrip Seal 9mm Bulb Bubble for 5mm Slot 3 Meters Gray 80x40x0.4mm Through the Rubber Backer Pad

Through the Rubber Backer Pad installed in the angle grinder

should be called a female connector

2'' (Dia * H)

ABS plastic have a good hardness and it is extremely lightweight

T-Slot Mount Weatherstrip Seal 9mm Bulb Bubble for 5mm Slot 3 Meters Gray 80x40x0.4mm Through the Rubber Backer PadSpecifications: Bulb Size: 9mm 0. 35" T Slot Width : 5mm 0. 2" Total Length: 3 Meters 9. 84 Feet Material: Silicone Color: Gray Package Content: 1 x T Slot Bulb Seal Descriptions: Perfect for wood frame windows, casement windows and numerous other window and door applications Prevent Water from entering your home by preventing it through the easiest entry points Better insulation by keeping your house sealed during those extreme winter and summer