Product details of Machine Flat Wood Drill Bits All Metric Sizes Spade Bit Wallated High Quality 19mm
1.Use high-carbon steel blade, with a special treatment hardness of HRC50-HRC58.
2.Different with other woodwork flat drill, the head through special designed, two edge plus two cutting edge,
more accurate positioning, cutting more sharp and fast.
3.Can be used in Bench drill, hand drill. Hex shaped shank.
Material: high-carbon steel
Hardness: HRC55 ~ 58
Metric Sizes: 19mm
Suitable for wood timber drilling.