Make that large clock, update or repair....... High torque movement (silent sweep) with extended shaft for extra clearance when running long hands, 9/16" (14mm) threaded shaft 8" bold hands (#34)....... This is a continuous motion high torque movement, no stepping of gears, super quiet......most quiet high torque motor available. Those of you with keen hearing will greatly appreciate it's quietness....... high torque movement: case size: 2-1/8" sq. x 5/8" thick threaded shaft is 9/16" x 5/16" dia. total shaft length is 5/8"" including hand stem...... includes mounting hardware: rubber and brass washers, hex and end cap nuts...... 3 yr factory warranty on defects...... requires one "AA" battery (not incl.)...... minute hand is 8-1/4" long, from center of mounting hole to end tip, total length is 10-1/4"end to end......hour hand is 8" from end tip to center of mounting hole, total length is 8-1/2" (end to end)........I also have 1/4" and 7/16" threaded shaft motors in place of the 9/16" threaded shaft...if so please message me....... Hands are made of metal and may be painted any color, use a primer then color coat........ MEASURING DIAL FOR HAND SIZE: measure from top of #12 to bottom of #6, divide in half. This will give your approx. minute hand length....... Here's a link for making a simple DIY photo frame wall clock http://successfulhomemakers.com/make-time-for-a-simple-diy-project-how-to-create-a-photo-wall-clock/ .........See my store front for all my models:........... https://www.amazon.com/s?me=A1AKDCV0OT09HB&marketplaceID=ATVPDKIKX0DER