Mainspring Let Down Tool 

with 6 Key Shafts

 Unique Item 

Watch Maker Tools 

Steel (Nickel Plated) Made with Plastic Handle

Weight: Approx. 0.265 Kgs - Size: Approx. 6" Inches

LET DOWN KEYS, DOUBLE ENDED SET OF SIX DOUBLE-ENDED STEEL KEYS WITH A PLASTIC HANDLE FOR LETTING DOWN THE POWER OF WOUND MAINSPRINGS SAFELY. SIZES 1-8, 10, 12, 14 & 16. - Set of six double ended steel key shafts - Universal holder - Key shaft approximately 9cm - Imperial clock key sizes: 12 popular sizes included; 2/3, 4/5, 6/7, 8/9, 10/11 & 12/14. 

Very Useful for Watch Maker and Jewelers 

An Unique Product from Brass Blessing

VERY USEFULL INSTRUMENTS