3 Millimeters

M3 x 5mm Flat Head Screw for 2.5 inches Hard Drive Hot Swap Caddy Tray SSD HDD (

Hexagon Honeycomb Large Mouse Pad,Gaming Keyboard Desk Pad,Extended Mouse Mat No

White Mouse Pad, 12 x 10 Inch Square Mousepad, 3mm Thick Rubber Mouse Mat with P

Cute Small Mouse Pad, Computer Mouse Pads for Desk, Non-Slip Rubber Base

Stylish and Smooth Mouse Pad 10.2×8.3in with Rubber Base for Gaming & Office

Double Stitched Gaming Mouse Pad 14.9″ x 11.7″ – Elegant Black Design

100 Pcs 1/8 Inch M3 304 Stainless Steel Cable Wire Rope Clamps