1. Three 3 step HSS drill 2. it is made of HSS carbide 3. it is step drill bits 4. 2/3 steps 5.HSS drill

1. wood drill on woodworking machinery 2. it is made of HSS carbide 3. it is step drill bits 4. 2/3 steps 5. wood drill

Three 3 step HSS drill for wood pan making

specification:1step 4.0mm X 2 step 6.0mm X 3 step 6.8mm

Length:165mm

Materil:HSS6542 4241

Three 3 step HSS drill for wood pan making