Thread: 1900 Mainspring
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Unread 05-17-2008, 09:05 PM   #24
Ron Wood
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John,

Here are the dimensions as near as I can measure them:

Leaf Thickness - 1.0mm

Leaf Width - 11.4mm, +/- 0.1mm

Overall length measured tip to tip:
Long Leaf - 93mm
Short Leaf - 88mm

Hook radius fits around a 7/64" drill shank

Depth of "notch" at top of long leaf - 7mm
Depth of "notch" at top of short Leaf - 4mm
Width of notches - 4.7mm

Length of "foot" (inside measurement) - 2.75mm

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