Drive square recess fasteners with confidence using these Irwin #1 square insert bits. Made from S2 shock-resistant tool steel for maximum durability in high-torque applications.

• Tip size: #1 Square Recess (Robertson)
• Bit length: 1 in.
• 1/4 in. hex shank fits standard drivers and power drills
• S2 tool steel construction resists breakage under impact
• Precision-machined tip for tight, secure fit
• Includes 2 bits per pack

FOR CALIFORNIA SHOPPERS

Hello Californians! Your government wants us to show you the following message:

• ⚠  WARNING: Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm.