Irwin: 10504635 5 Piece Expansion Bolt Gip Set (394002) Designed to cover a complete range of fastener sizes, this five piece set is comprised of five bolt grippers with a unique reverse spiral flute design to securely grip and remove stubborn rusty or painted nuts and bolts. Fits into bolt-grip base set's storage slot and is supplied in a blister pack. The set is suited for bolts between 8-19mm/5/16in.-3/4in. AF. Features and Benefits Unique reverse spiral flute design grips fasteners securely and effectively removes even stubborn nuts and bolts Lobular design is universal for use with all types of fasteners Hexagon flats ensure that the product can be used with spanners and wrenches for greater torque Five piece set ensures you have the correct size to hand for most types of fasteners Contents 5/16in. (8mm), 10mm, 13mm, 11/16in. and 3/4in. (19mm) Typical Applications Automotive Construction DIY MPN: 10504635 EAN: 0024721016126 10504635 5 Piece Expansion Bolt Gip Set (394002)