Premium Universal Screw Back Watch Case Open Opener Repair Tool Kit by Kurtzy TM WRENCH TOOL- High grade universal wrench tool for opening and closing waterproof watch cases for any Watch Back. PINS- Our set includes 5 different pin sets so it is possible to work on a large variety of watch sets that require specific opening keys. EASY TO USE- Textured handle for easy gripping, hard wearing, durable and ergonomic metal design. Apply as much pressure as needed but do not force. ADJUSTABLE- Features screw handle and adjustable thumb wheel so it is easy to adjust the pins into a set place for all sizes of backs. *100% No Quibble Money Back Guarantee. If For Any Reason You Are Not 100% Satisfied, Please Contact Us For A Fast No Questions Asked REFUND.