HHIP 3900-0822 R8 Round Collet 3/4 Inch
- Material Type: Alloy Steel
- Item Weight: 0.49 pounds
- Capacity: 0.7 inches
- Handle Type: hand-tightened
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
Unusually light for a clamp at under half a pound, this one suits small parts, though limited spec data leaves exact capacity unclear.
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ASIN: B00R11NMH4Model: 3900-0822Category: Clamps
Overview
The HHIP 3900-0822 is a light clamp weighing just 0.49 pounds, with no additional length or capacity figure listed beyond its weight.
At under half a pound, this sits among the lighter clamps in the category, pointing to use on small parts or fine work rather than substantial stock. Without a jaw opening or throat depth figure in the listing, its exact reach and capacity are not clear from the spec data alone.
- Weight: 0.49 lbs
- Model: 3900-0822
- Brand: HHIP
- Category: clamp
Who it's for
Anyone handling small precision parts where added weight matters will appreciate how little this clamp weighs. Buyers needing confirmed jaw capacity for larger stock should verify specs first.
Pros and cons
- Very light at 0.49 pounds
- Minimal added weight to setups
- Compact profile implied by low weight
- Jaw opening not specified
- Throat depth not specified
- Overall length not listed
Performance notes
At 0.49 pounds the 3900-0822 adds almost no weight to a tool bag or fixture, which matters when handling small or delicate parts. The listing does not specify jaw opening, throat depth, or overall length, so anyone working with larger stock should confirm those figures before ordering.
Specifications
| Brand | HHIP |
|---|---|
| Model | 3900-0822 |
| Dimensions & fit | |
| Item Weight | 0.49 poundslower than 74% of 222 clamps |
| Item Diameter | 0.7 inches |
| Thread Size | 7/16-20 UNC |
| Capacity & performance | |
| Capacity | 0.7 inches |
| Construction & materials | |
| Material Type | Alloy Steel |
| Compatibility & installation | |
| Compatible Devices | Drilling Machine, Lathe, Milling Machine |
| Included components | |
| Unit Count | 1 |
| Included Components | 3/4 INCH R8 ROUND COLLET |
| Other details | |
| Handle Type | hand-tightened |
| Lock Type | Self Centering |
| Item Type Name | 3/4 INCH R8 ROUND COLLET |
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Frequently asked questions
How much does the HHIP 3900-0822 clamp weigh?
0.49 pounds.