![Clock Hole Closing Punch #2 (10444098767)](http://perrinwatchparts.com/cdn/shop/products/24.722-600_859c8fed-5a11-4de4-a38b-3d44172bd21f_600x600.jpg?v=1595350271)
Clock Hole Closing Punch #2 has a diameter of 2.6 mm. This clock hole closing punch #2 reduces hole sizes in the brass plates of clocks. The lock spring center guides the punch so that it will be concentric. Clock Hole Closing Punches are tapped with a small hammer.