10 pieces 1653mm triangular shank hole opener, not easy to fall out, long service life, wear-resistant hole saw drill bit for stainless steel

Description: The triangular shaft design ensures a stable grip and prevents it from easily falling. The forward-angled blade provides low resistance and strong penetration. Its precise positioning makes it highly reliable and efficient to use. High-temperature hardening gives it high hardness and good wear resistance. Made of hard alloy, it is very durable. This product is 6.6 cm long, making it best suited for opening metal pipes. cm/0.35 (approx.) Opening depth: 1.4 cm/0.55 (approx.) Hole diameter: 1.6 cm/0.63 (approx.) 1.8 cm/0.71 (approx.) 1.9 cm/0.75 (approx.) 2.2 cm/0.87 (approx.) 2.5 cm/0.98 (approx.) 3 cm/1.18 (approx.) 3.5 cm/1.38 (approx.) 4.2 cm/1.65 (approx.) 5 cm/1.97 (approx.) 5.3 cm/2.09 (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 measurements. Not suitable for use with: glass, ceramics. Tiles, concrete, walls and stone are prohibited from use.