Chrome-plated for maximum durability; Thread tap sizes: M3x0.5, M4x0.7, M5x0.8, M6x1.0, M8x1.25; Use: Suitable for M3-M8 taps; Easily switch from left-handed to right-handed operation, or lock for non-ratchet operation T-handle ratchet tap wrench three-position for fast and efficient ratcheting operation Designed for taps, can also be used for left-handed taps, reamers, screw extractors and other tools with square handles Material: Steel colour: Silver Package Contents: 1 x adjustable T-handle ratchet tap holder wrench 5 x taps (1 M3; 1 ; 1 M5; 1 M6; 1 M8) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.