T25 hand crank screw set Key benefits Precise manual positioning: the lead screw and nut provide controlled, repeatable linear motion for accurate adjustments. Robust construction: 45 steel components (screw, nut and base) with a black surface finish for long life and reliable performance. Flexible sizing: multiple length options to fit various installations and space constraints. Easy operation: foldable aluminum alloy handwheel offers smooth turning with different diameter choices for comfortable handling. Material and components Material: lead screw, nut and base are 45 steel with a black surface finish. Product name: T25 hand crank screw set. Handwheel: foldable aluminum alloy, available in diameters of 100 mm, 125 mm, and 160 mm. Length options: 250 mm, 280 mm, 300 mm, 400 mm, 500 mm, 800 mm, 1000 mm. How it helps your operation Improves control: manual crank gives precise, tactile feedback for careful positioning. Durable in tough environments: steel core components offer strength and reliability over time. Spaceconscious design: foldable handwheel and selectable lengths let you tailor the setup to your machine or fixture. Specifications at a glance Length options: 250 mm, 280 mm, 300 mm, 400 mm, 500 mm, 800 mm, 1000 mm Foldable handwheel diameters: 100 mm, 125 mm, 160 mm Material: 45 steel (lead screw, nut, base) with black surface Handwheel: aluminum alloy, foldable Use scenarios Scenario 1: Milling machine or drill press setup requiring precise axial movement to position a workpiece before cutting or drilling. Scenario 2: Linear stage adjustment in CNC or manual machine tools where repeatable, fine positioning is needed. Scenario 3: Fixture or jig alignment in a production or inspection station, enabling accurate and repeatable adjustments during setup or changeovers. What to consider when selecting Choose length based on the required travel along the drive axis. Select handwheel diameter based on preferred turning effort and clearance in your work area. Ensure the mounting and alignment match your machine or fixture's screw mounting requirements. The T25 hand crank screw set is designed to provide clear, dependable manual adjustment with durable materials and practical sizing options, helping you achieve precise positioning in a variety of mechanical setups.