- STEP DRILL BIT SET– The drill bit is made of high- quality high- carbon steel and its hardness reaches HRC55- HRC60 after heat .
- WOODWORKING BIT– The drill bit is made of high-carbon steel and its hardness reaches HRC55-HRC60 after heat .
- WOODWORKING HOLE SET– Unlike other woodworking drill bits, the head of the product has been specially designed. Two blades have been added to the two edges for precise positioning and labor saving.
- ROTARY DRILL BITS– Made of high grade material, in use.
- WOODWORKING HAND TOOL– The product is easy to use and can be on bench drills, DC drills and AC drills.