Specifications:Wrench Length: 9 1/8""Conduit Size: 1/2"", 3/4"", 1"", 1 1/4"", 1 1/2"", 2""Hole Size: 7/8"", 1 1/8"", 1 3/8"", 1 11/16"", 1 15/16"", 2 3/8""Draw Studs Screw Thread Dia.: 3/8"", 3/4""Carrying Case Size(LxWxH): 14 3/4"" x 10 7/16"" x 2 9/16""Environment Temperature: -20 to 40anddegCNet Weight: 10.3 Lbs. Package Contents:1x Wrench1x Sleeve1 Set of Large Studs1 Set of Small Studs6 Sets of Punches1x Case1x Manual. Notice: - This product Cannot punch holes in stainless steel plates with thicknesses above 2mm.- When a hole is completed, the punch unit (punch, die and draw stud) can fall freely toward the die's side.- Please make sure you have firm footing and balance when operating to avoid injuries