12PCS Stainless Steel Hole Tooth Kit Drill Bit Set Alloy 15mm - 50mm

Specifications:
Material: hard alloy
Diameter: 15mm ~ 50mm (15,16,18,20,21,22,25,26,28,30,35,50)
Shank Diameter: 9.35mm (± 0.2mm)
Length: 70mm(±1~5mm)
Suitable thickness: 2-5mm stainless steel plate, within 15mm metal plate
Good for: aluminum, steel, wood, plastic materials, gypsum board, stainless steel, etc.

Features:
1, Hole before in use, be sure to grasp reasonable, choice, control, tachometer and continuously added to the cooling , in order to prevent edge cracking, such as high-speed drill used in the operation should control switch, so opening and closing to minimize its speed, widely used in conjunction with various types of drill hole drilling on the bench.
2, smooth, sharp edge, wear and advantages.

Package include:
12 x Hole Cutters(a set)









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