These are out most popular medium-duty steel bar clamps - used by homecrafters, cabinet-makers, woodworkers and metalworkers. Style No. 3700, with a 2-1/2" reach, is a sliding-head design: the sliding head is threaded to accommodate the screw. All adjustments are made in the moveable sliding head, making this style fast-acting, easy to open and close and suitable for "close quarters" clamping. Strong, lightweight steel bars are rust-resistant. Multiple-Disc-Clutch holds securely at any point along the bar.
Reach - 2-1/2" from edge of bar to center-line of screw.
Bar - 1/4" X 3/4" plated, round-edge, high-carbon steel.
Casting - Malleable and/or ductile iron; powder coated orange finish.
Screw - 3/8" diameter cold-drawn steel with special, smoothly cut U.S.S. threads; handle - varnished hardwood with plated steel ferrule.
Clutch disc - Hardened, plated steel; two clutch discs and one clutch spring constitute the Multiple-Disc-Clutch.
Swivel - 3/4" diameter (#37); plated steel; ball-and-socket type.
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Item Number
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Max Opening
Capacity
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Normal
Load Limit
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3706
|
6"
|
600 lbs.
|
|
3712
|
12"
|
600 lbs.
|
|
3718
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18"
|
600 lbs.
|
|
3724
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24"
|
600 lbs.
|
|
3730
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30"
|
600 lbs.
|
|
3736
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36"
|
600 lbs
|
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3748
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48"
|
600 lbs.
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