Check the listing for details. Pro Adjustable Swivel Knife-Body Only-Medium-Black 8109. Condition: New. Listed at 24.99 USD. FREE STANDARD SHIPPING on USA orders over $40. The Pro Adjustable Swivel Knife barrel is nicely textured to provide excellent control. One of the unseen design features of this swivel knife is the precision ball bearing inside the yoke which creates a very smooth and responsive swivel action. This is a quality addition to your leathercraft tool collection. Note: Swivel knife blade not included. Swivel knife blades with a 7/32" (5.6mm) shank diameter will fit this swivel knife. See recommended Pro Swivel Knife Blade 3/8" (9.5mm) Hollow Ground #8112. Barrel diameter: Medium - 7/16" (11mm) Length not including blade:Shortest: 2-7/8" (7.3cm)Longest: 3-7/8" (9.8cm) Includes:Pro Adjustable Swivel KnifeSmall Allen Wench (for tightening/replacing blade)