Detail Specifications / Descriptions 15PCS HEX BIT SET 1 - 1/2" BIT COUPLE 1/2"DR X 10MM 10MM BIT 30L&75L 7 - HEX:H4-H5-H6-H7-H8-H10-H12 ,30L 7 - HEX:H4-H5-H6-H7-H8-H10-H12 ,75L