PREMIUM MATERIAL: Allen bit set employ industrial-strength S2 alloy steel with a hardness rating of 60 HRC, featuring a quenched core and rust resistance manganese phosphate surface
Tip for precise fit: Standard size Allen wrench drill bit set allows for deep insertion into screw head recess to minimize slipping and increase turning force, compatible with both hammer and heavy auger drills
LENGTH UPGRADE TO 4 IN: Utilized on a broader scale, working in a confined space becomes simpler. Excellent performance in furniture assembly, car repair and various DIY home repair projects
EXTENDED HEX BITS: 10-Piece Allen bit set (SAE) 4-inch long: 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4", 5/16". Each drill bit is labeled with its size
WHAT YOU GET: For experienced professionals and dedicated DIY enthusiasts, a set of 10 professional-grade Allen wrench drill bit set (SAE) is an essential tool
MAGNETIC HEX BITS: Impact hex bit set, sufficient magnetic make it easy to lock and remove screws, after repeated use of magnetic does not decay, 1/4'' hex-shank quick change