SPECIFICATIONS: The finger ratchet set includes 1/2 inch 45 teeth, 3/8 inch 39 teeth, 1/4 inch 43 teeth, with a compact body of 38mm diameter. LABOR-SAVING: The palm ratchet wrench adopts spring ball bearing, CW CCW twisting is easy and labor-saving ANTI-SLIP HANDLE: The ratchet wrench set is made of excellent steel, knurled handle, not easy to slip. DURABLE COATING: The surface coating of the palm ratchet wrench set after special heat treatment, has high hardness and is durable. SUITABLE FOR SMALL SPACES: The thumb ratchet wrench set is suitable for tight spaces and is designed to allow you to operate in tight areas where you can't use a standard ratchets