We supply KCF Pins, Ceramic Coated Pins, Guide Pins & Sleeves as per Customer design. We have largest ex-stock inventory of KCF Guide Pins in any size for standard nut sizes like M4, M5, M6, M8, M10, M12, M7/16. Original KCF material (Made in Japan). Also available for Special Collar Nut, Hex Nut, etc.. We can provide as per your drawings.