Specification:
Item Type: Hollow drill bit
Color: Silver
Material: High speed steel
Size:
Size1: Approx. 20 x 50mm / 0.79 x 1.97in
Diameter: Approx. 20mm / 0.79in
Depth: Approx. 50mm / 1.97in
Shank Diameter: Approx. 19mm / 0.75in
Inner Hole: Approx. 12mm / 0.47in
Size2: Approx.21 x 50mm / 0.8 x 2in
Diameter: Approx. 21mm / 0.83in
Depth: Approx. 50mm / 1.97in
Shank Diameter: Approx. 19mm / 0.75in
Inner Hole: Approx. 13mm / 0.51in
Size3: Approx.22 x 50mm / 0.9 x 2in
Diameter: Approx. 22mm / 0.87in
Depth: Approx. 50mm / 1.97in
Shank Diameter: Approx. 19mm / 0.75in
Inner Hole: Approx. 14mm / 0.55in
Application: Suitable for cutting materials such as stainless steel, copper plate, steel plate, aluminum plate, etc.
Features:
1Hollow drill bit's teeth can be not easy to break depends on that it keeps silver welding technology to weld firmly. 2Even force and smooth cutting keeps that three blades are stressed at the same time. 3Not easy to damage, this highspeed steel drill bit keeps highquality and high hardness with wear resistance. 4Drill the depth of up to 50mm, metal hollow core bit can easily solve the thickness below 50mm. 5Suitable for cutting materials such as stainless steel, copper plate, steel plate, aluminum plate, etc.
Package List:
1 x Hollow Drill Bit
