Ultra convenient, expandable, flexible mesh grip sock for holding heavy duty tools, reduce grip abrasion with Silicone Tape. Similar to a Chinese finger trap, these socks easily slide onto tools yet provide a super strong grip on the tool when pulled with tension. Each Tool sock has a swivel connection to avoid tangles. Mesh Material: Stainless steel. Weight: 20 grams. Diameter: 20mm. Length: 30cm