Features -Metal spring clamp good toughness, high toughness, high strength, durable, clamping stability. -Thickened chrome-plated iron; mechanical casting, clamping firm, simple and labor-saving, do woodworking essential tools. -Spring clamp with rubber coating, rubber coating effective anti-slip protection, will not damage the items when working. -Background clip is a good tool for fixing tarpaulin, Background clip is a good tool for fixing tarpaulin, crafts, photography, carpentry and car trunk, it is a good helper for daily life.