Tensile strength (not pull out) will meet a minimum of 60

#48 Heavy Duty Drill Bit - Stubby Length

9/16-12 x 7 Socket Cap Screw Alloy

3/4-16 x 3 Hex Cap Screw SS 18-8 (A2)

1 1/4-7 x 12 Socket Cap Screw Alloy

1/8 x 4 Powers Combo Mushroom Toggle Bolt Zinc Plated (50) SNAPSKRU Mini Drywall Anchors Tensile strength (not pull out)1 8 x 4 Powers Combo Mushroom Toggle Bolt Zinc Plated (50) . The Toggle Bolt is a spring wing type hollow wall anchor designed for use in block, wallboard and other hollow base materials. The Toggle Bolt is a two part assembly consisting of a machine screw and a spring wing toggle. Sizes range from 1 8" x 2" to 1 2" x 6" with combo round, flat, mushroom, tie wire or slotted hex head styles. Download Powers Toggle Bolt Technical Data