What this is

A 6"-jaw-opening cast iron C-clamp sold as a 2-pack, from WEN — a brand not previously covered on this site. Same general capacity class as the IRWIN Quick-Grip 225106 also on this site, but WEN doesn’t publish a comparable clamping-force figure.

Full specs

SpecValue
ModelCLC630
Jaw opening6"
Throat depth2.75"
MaterialHeavy-duty malleable cast iron, black oxidized finish
Dimensions (per clamp)11" x 5.8" x 1.4"
Pack size2 clamps
Clamping forceNot published on the manufacturer’s page
ASINB08SQW8GNL

Source: wenproducts.com’s own product page — manufacturer-published, not a retailer listing.

WEN CLC630 Cast Iron C-Clamp (6", 2-Pack)

Heavy-duty malleable cast iron, black oxidized finish · 6" jaw opening · 2.75" throat depth · 11" x 5.8" x 1.4" per clamp · sold as a 2-pack · clamping force not published

Sold as a 2-pack, which covers both clamps needed for many common two-point holding jobs in one purchase.

View Price on Amazon

Who this is for

General workshop holding at 6" capacity, sold two-to-a-pack — useful if you specifically need a matched pair rather than buying single clamps separately.

Who this isn’t for

If a manufacturer-documented force rating matters to your decision, the IRWIN Quick-Grip 225106 publishes 900 lb where WEN’s own page doesn’t give a comparable number.

Bottom line

Manufacturer-sourced specs, not a hands-on test. On paper this is a straightforward cast iron C-clamp sold as a matched pair, with one real spec gap — no published clamping force. WEN CLC630 if you need a 2-pack at 6" capacity and don’t need a documented force rating.