Surface treatment: TiN, TiCN, TiALN
(Second punches comprising of variety of recess in slotted, Phillips, slotted/Phillips combination, pozi, hex socket, six-lobe(torx), square and customized types, head types comprise of more than 10 categories as pan head, flat head, CSK head, oval head and so on, which in production in accordance with standards of JIS/DIN/ISO/ANSI/BS/GB. )