Murata Silver Oxide Watch Battery, 389/390-SR1130/W/SW Discs • The smaller round cut-outs

• The smaller round cut-outs are ideal as a guide for oval brilliant diamonds

repeatable cuts

Pre-drilled

Keep in mind that hardness is changeable (by annealing or heat-hardening) and is relative among metal types (each temper will feel and handle differently from one metal to another)

Black faux leather covers padded wood and cardboard forms

Murata Silver Oxide Watch Battery, 389/390-SR1130/W/SW Discs • The smaller round cut-outsReplace worn out batteries in watches and electronic devices with this 0% mercury, silver oxide button cell battery from Murata. Silver oxide batteries have a longer service life than alkaline batteries and provide a stable voltage output throughout the life of the cell. Price Per Unit: Priced per Pack of 5 Dimensions: 3. 1 x 11. 6mm Brand: muRata Shipping Weight: 0. 211 ounces (5. 99g) Country Of Origin: Japan Weight: 0. 006 kg