750x O Ring Wristwatch Case Gasket Black Rubber Seal Washers Set 16 To

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Description:

Rubber gasket set that is installed on the watch back case,can cover the gap between the watch band

Play role in watch waterproof,suitable for watch repair and DIY watchmaker

O-rings thickness: 0.7mm.

19 different sizes from 16 to 30 mm:16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29 and 30mm.

Comes 50pcs each size in a poly bag (total: 50pcs x 15 = 750pcs)

Specification:

Material: Rubber

Bag Size: Approx. 14cm/7.87 x 5.51inch

Package Includes:

750 Pieces Washers O Rings Seals

Washers O Rings Seals;Watch Back Rubber Gasket;Watch Gasket;Rubber Seal for Watch Back;Rubber O-Ring;Watchmaker Tools