Clockwork Hen Professional Watch Repair Tool Kit. Watchmaker multi toolset best for battery replacement, changing and resizing watch straps. INSTRUCTIONS, zipped case, spring pins and microfiber cloth STRONG, ROBUST HIGH QUALITY TOOLS - easy to use. Buy with confidence and SAVE ON REPAIR SHOP BILLS! CHANGE YOUR OWN BATTERY  open any screwed down back up to 37mm diameter with our sturdy JAXA WRENCH Includes PRY TOOL, great for opening snap on watchbacks, and SPRING BAR remover to REPLACE STRAP ALTER THE SIZE OF YOUR WATCHBAND  use HAMMER & PIN PUNCHES or our superior, metal LINK PIN REMOVER RISK FREE PURCHASE with our 1 year hassle free refund or replacement guarantee!