1.Material:£Ã£±£°£²£² £²£®Head£ºCSK,Pan,Pan Framing, Bugle 3. Dia:3.5-4.8mm 4. Length: 15-125mm 5.Thread:£Ó£å£ì£æ££ä£ò£é£ì£ì£é£î£ç¡¡£ô£è£ò£å£á£ä