GEARWRENCH 9520D 10 Piece 72 Tooth 12 Point Stubby Metric Ratcheting Combination Wrench Set 10mm to 19mm For Tight Spaces DEWALT 78 kg) Internal Pressure Relief 78 kg) Internal Pressure Relief Venting Automatic Spring Relief at 3 14 in (Packaging Profile) Tooth Pitch Configuration 8 14 Teeth Per Inch (TPI) Variable Pitch Cutting Edge Metallurgy Ultra Hardened Bi Metal High Speed Steel Blade Surface Coating Friction Reducing Non Stick Thermal Coating Package Quantity Count 15 Blades per Box Set Total Package Weight 1 The GEARWRENCH 9520D 10 Piece Stubby Ratcheting Combination Metric Wrench Set is a high strength alloy steel hand tool array engineered for loosening and tightening fasteners in highly restricted clearance environments 72 Tooth Stubby Ratcheting Wrenches for High Torque Confined Fastener Operations