Thank you for viewing! Instant purchase OK! Follow-up discount and bundle discount available! #ERiFollowDiscountList of other products Other items are also on sale♡ ✨Last one✨ Size - M2x6mm screw size, 5mm / 0.2" head thickness, 6mm head diameter Material - Made of stainless steel with excellent corrosion resistance, high-temperature strength, scale resistance, and low-temperature toughness. Features - The knurled surface of these thumb screws provides optimal grip, allowing you to tighten or loosen the screws with hand pressure alone, without the need for tools. Knurled screws are common in applications where they need to be frequently tightened and loosened. Applications - Suitable for vernier calipers. Package Contents - 4 x Flat Head Knurled Screws Please understand that these items are stored at home and will be shipped in simple packaging before purchasing (⁎ᵕᴗᵕ⁎) Please check the actual photos for the condition of the product (*ˊ˘ˋ*) I have taken them out of the box once to take pictures, so they are new, but I have set them to "Like New". * In order to offer them at a slightly lower price, and due to shipping costs, we may ship them out of the box. Please understand. uxcell Round Flat Head Knurled Thumb Screw M2x6mm Hand Clamp Screw Bolt Knob for Vernier Caliper 4pcs 32-22