How to use The adjustable T-type ratchet tap driver, used with taps, can also be used with left-handed taps, such as reamers, wire pullers and other square shank tools. [Function] The ratchet wheel of the T-type wrench has three speeds, and the action is fast and efficient. The sliding handle can be fully extended on both sides, and the leverage is more effective. Design Change direction or ratchet lock, very easy to use. Material and sizeChrome surface, strong and durable; Usage: for M3-M8 taps. [Package Content] Adjustable T-bar ratchet + 5 taps (1 M3; 1 M4; 1 M5; 1 M6; 1 M8). Features: Full steel structure, chrome plated, durable. A fine example of a very precise ratchet for high-quality work. Very easy to change the direction of use and lock the ratchet. Adjustable T-bar. Helps remove damaged screws or bolts. Features: T-bar ratchet. Material: stainless steel. Click manually. Color: Silver. Material: Carbon steel. Main operating points for left turns: 1. 1. The correct well holes must be chamfered first. 2. Use a drill stand. 3. Press the vertical alignment control. 4. Rotate horizontally to cut 2-3 times. 5. Confirm the vertical after cutting. 6. Tap 3/4 turn after a quarter turn. 7. Start the level inversion after leaving the work. 8. 8. Remember that metal should be cut with oil. Package Contents: 1 x T-Handle Ratchet Wrench. 5 x Manual Taps.