1/4 to 3/4 Inch Step Drill Bit, M2 High Speed Steel Drill Bits for Hole Drillin
£35.73
[M2 HSS]: Cuts A LOT MORE CLEAN holes and much EASIER than average step bits. [Multi Hole Sizes]: No need to buy a kit. Marked sizes including: 1/4", 3/8", 1/2", 5/8", 3/4". Shank Type Straight. Cutting Angle String 118 Degrees.