Application: This adjustable tap spanner can improve the efficiency of thread processing, it is a necessary tool for manual tapping. With this tapping spanner, thread processing will become easier and more accurate. Convenient to use: the T-shaped design of the tap spanner allows for one-handed operation, this T-handle spanner is convenient to use. Durable: this spanner set is made of high quality bearing steel, which is durable and has a long service life. Package Contents: this set includes 1 spanner, 4 taps and 4 drills. Description: This tapping spanner set is a general purpose tool for hand tapping operations. It includes 1 T-shaped tap spanner, 4 taps and 4 drills. Adopting high quality bearing steel, durable to cut the wire. With this tapping spanner set, the thread processing will become easier and more accurate. Features: Adopting high quality bearing steel, durable and long service life. It can improve the efficiency of thread processing, it is a necessary tool for manual tapping operation. This set includes 1 T-shaped tap spanner, 4 taps and 4 drills. The design of the T-shaped tap spanner allows one-handed operation, which is more convenient to use. With this tap spanner set, thread processing will become easier and more accurate. Specifications: Item type: tap spanner set Material: steel bearing Tap pattern: M3 x 0.5 mm, M 4 x 0.7 mm, M5 x 0.8 mm, M6 x 1.0 mm Drilling diameter: 2.5 mm/0.09 inch, 3.5 mm, 4 mm, 5 mm Wrench range: M3-M6 Package includes: 1 x tap spanner 4 x taps 4 x drills / Note: 1. Please allow 1-3 mm error due to manual measurement. Thank you for your understanding.