Hole end mainsprings under 10mm wide

HOLE END CLOCK MAINSPRING 9mm x 0.28mm x 28mm Classic range. Sold singly. Clock-grade steel. Many o…

HOLE END CLOCK MAINSPRING 4mm x 0.28mm x 22mm Classic range. Sold singly. Clock-grade steel. Many o…

HOLE END CLOCK MAINSPRING 7mm x 0.18mm x 19mm Classic range. Sold singly. Clock-grade steel. Many o…

HOLE END CLOCK MAINSPRING 10mm x 0.28mm x 28mm Clock-grade steel. Many of M&P's mainsprings were p…

HOLE END CLOCK MAINSPRING 2.3mm x 0.18mm x 4mm Clock-grade steel. Many of M&P's mainsprings were p…

HOLE END CLOCK MAINSPRING 5mm x 0.28mm x 25mm Clock-grade steel. Many of M&P's mainsprings were pr…

HOLE END CLOCK MAINSPRING 6mm x 0.45mm x 45mm Clock-grade steel. Many of M&P's mainsprings were pr…

HOLE END CLOCK MAINSPRING 8mm x 0.25mm x 25mm Clock-grade steel. Many of M&P's mainsprings were pr…

HOLE END CLOCK MAINSPRING 8mm x 0.38mm x 34mm Clock-grade steel. Many of M&P's mainsprings were pr…

HOLE END CLOCK MAINSPRING 8mm x 0.41mm x 38mm Clock-grade steel. Many of M&P's mainsprings were pr…

HOLE END CLOCK MAINSPRING 9mm x 0.25mm x 26mm Clock-grade steel. Many of M&P's mainsprings were pr…

HOLE END CLOCK MAINSPRING 9.5mm x 0.43mm x 38mm Clock-grade steel. Many of M&P's mainsprings were …

SPRING STEEL COIL, 5.7mm X 0.45 X 1300mm Straight cut ends. Fixed lengths of clock-grade carbon st…

SPRING STEEL COIL, 7mm X 0.45 X 1300mm Straight cut ends. Fixed lengths of clock-grade carbon stee…