Product Name: Diamond Files Set Material: Diamond, Metal, Plastic Shank Diameter: 4 mm / 0.16 in Total Length: 160 mm / 6.3 in Color: Red, Silver Tone Weight: 144 g Key benefits - Durable diamond abrasive provides long service life and reliable material removal - 4 mm shank diameter fits common rotary tool chucks for easy integration - Compact 160 mm length gives good control while reaching into tight areas - Red and Silver Tone finish offers clear visibility during work - Lightweight design at 144 g reduces user fatigue during extended tasks What this is - A set of diamond files constructed with diamond abrasive, a metal shank, and plastic components - Designed for precise filing, deburring, and finishing on compatible materials when used with a rotary tool Specifications at a glance - Shank diameter: 4 mm (0.16 in) - Total length: 160 mm (6.3 in) - Weight: 144 g - Material components: Diamond abrasive, metal body, plastic parts - Color options: Red and Silver Tone Performance and usage - Provides fine material removal with consistent results - Suitable for shaping, smoothing, and deburring edges and surfaces - Designed for use with rotary tools and compatible chucks or collets that accept 4 mm inserts Compatibility and fit - 4 mm shank diameter ensures compatibility with many standard rotary tools - Length and balance support controlled handling for detail work Use scenarios - Metalworking: Finishing small fastener holes, corners, and edges on metal parts - Plastics: Smoothing edges and contours on plastic components or hobby models - Crafts and jewelry: Detailing small components and adding refined touches to intricate pieces