Straight 3-jaw wrench 1. The diameter of the clamping range is 3 to 5 inches 2. Mainly used for trucks, trucks, trucks, agricultural vehicles, ships and other large size oil filters 3. Because the legs are straight and have knurling, the clamping range is wide and the grip is strong.
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Curved 3-jaw wrench 1. The range of use is 2.35-4 inches. 2. Mainly used for small size oil filters such as cars, motorcycles, pickups, etc. 3. Curved leg design, can clamp smaller size oil compartment. Effort-saving design for more torque.
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Older PK Upgrades Upgrades: 1. The three claws are longer and provide more catching ability. 2, Knurled design, non-slip, and easier to remove. 3. Better quality materials, longer service life. Old model: slippery, small torque, short life, narrow range of use.
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