Comparison : Item # D4130156, 90° LH HSS Spotting & Centering Drills, (USA)
Item # D4130186, 90° LH HSS Spotting & Centering Drills, (USA)
Item # D4130256, 90° LH HSS Spotting & Centering Drills, (USA)
Item # D4130316, 90° LH HSS Spotting & Centering Drills, (USA)
Item # D4130386, 90° LH HSS Spotting & Centering Drills, (USA)