BMR TOOLS 1/4" Helix shank straight flute hss 4241 step drill bit for hole drilling 4-20mm
DANYANG BMR TOOLS CO.,LTD
Price: $1.4/pcs-$5.5/pcs · MOQ: 100pcs per size step drill bit · Delivery Time: 30-45 days after 30%TT step drill bit ·