Designed with the neat, unicompatiblem and clean thread groove, this spiral fluted tap is exquisite and can provide you with excellent drilling percompatiblemance without sticking chips. Enlarged rake angle design enables this spiral fluted tap to cut or drill objects easier, and with the premium material, it has high hardness, outstanding abrasion resistance and sturdiness, which can improve the working efficiency. This spiral fluted tap is made of high speed steel, which is anti-corrosion and durable. There are different sizes of different specifications, which includes M2, M3, M4, M5, M6, M8, M10, M12. It is suitable compatible the processing works of aluminum, copper, zinc alloy, etc. Item Name: Spiral Tap Material: High Speed Steel Specification: Spiral Fluted Tap: M2, M3, M4, M5, M6, Spiral Pointed Tap: M8, M10, M12 Size Details: M2 Spiral Fluted Tap: 2 x 46mm/0.08" x 1.81" (Approx.) M3 Spiral Fluted Tap: 3 x 52mm/0.12" x 2.05" (Approx.) M4 Spiral Fluted Tap: 4 x 60mm/0.16" x 2.36" (Approx.) M5 Spiral Fluted Tap: 5 x 62mm/0.2" x 2.44" (Approx.) M6 Spiral Fluted Tap: 6 x 70mm/0.24" x 2.76" (Approx.) M8 Spiral Pointed Tap: 8 x 75mm/0.31" x 2.95" (Approx.) M10 Spiral Pointed Tap: 10 x 82mm/0.39" x 3.23" (Approx.) M12 Spiral Pointed Tap: 12 x 88mm/0.47" x 3.46" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Spiral Fluted Tap/Spiral Pointed Tap