GRK star drive insert bits provide six points of contact with star-drive head screws, virtually eliminating cam-out and stripping for faster, more reliable driving.

• Star drive (Torx) T30 size
• 3" bit length
• Color coded: Black
• Fits RSS structural screws 5/16" and 3/8"
• Hardened steel construction
• 1/4" hex shank fits standard drill chucks and impact drivers
• 2 bits per card