Product Description

Features:Rubber gasket set that is installed on the watch back case,can cover the gap between the watch band and movement.Play role in watch waterproof,suitable for watch repair and DIY watchmaker.This is a set of 950pcs new o-rings gaskets,the o-rings different 19 sizes thickness 0.5mm.19 different sizes from 12 to 30 mm: 12, 13, 14, 15, 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 19 = 950pcs).Specifications: Material:rubber Color: black Item standard: Wire diameter: 0.5mm Coil diameter:(19 model, each model has about 50 pieces ) 12mm/13mm/14mm/15mm/16mm/17mm/18mm/19mm/20mm/21mm/22mm /23mm/24mm/25mm/26mm/27mm/28mm/29mm/30mm Package include: 1 x Watch gasket set

O-ring Watch Gasket Rubber 0.5mm: 19 different sizes: 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, and 30mm

Sealing: The rubber gasket set installed on the watch case can cover between the watch strap and the movement

High Grade Durable Rubber: Plays a waterproof role in watches, suitable for watch maintenance and DIY watchmakers

Size: This is a set of 950 new o-ring watch gasket rubber with a thickness of 0.5mm for 19 different sizes of O-rings

Including: 950 PCS Watch Back Gasket.(50pcs each size in a poly bag)