Harden
- Best Pliers (SLIP JOINT)? US vs Japan, Vampliers, Kobalt, Irwin, Stanley, Tekton, MartinSep 2021 · as HardenGripping strength (bolt): 7 of 13Gripping strength (screw): 5 of 10Large bolt grip: 10 of 12
- Best Locking Pliers (VISE GRIPS)? Let's Settle This!Aug 2021 · as HardenGripping strength on grade 5 bolt: 9 of 10Front teeth gripping strength: 10 of 11High carbon steel grip: 10 of 11Force to unlock: 5 of 11Failure load: 10 of 11