ITEM NAME:7pcs/set Alloy Steel T-handle Ratchet Thread Hand Screw Tap Drill Tapping #JT1 Product Description Description: Features: Hard and durable alloy steel. Combination set, more complete and more convenient. Specifications: Material: alloy steel Chuck: M3-M6 5pcs threaded taps: M3, M4, M5, M6, M8 Screw templet: 60 ° Included: 1 x Screw Templet 5 x Screw Taps 1 x Chuck.Hard and durable alloy steel. Screw templet: 60 °. Material: alloy steel. Combination set, more complete and more convenient. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item.