Demand

Case No.5

IwantaM5 × 0.8 tap for tapping stainless steel that can

both prevent welding and improve durability!

Tapping Condition Standard blank

Workpiece MaterialsSUS304
MachineMC
FeedSynchronous feed
Cutting FluidNon-water soluble cutting oil
Bore Hole Sizeφ4.25
Bored Hole Length15mm
Tapping Length8mm
Tapping Speed7.8m/min
  • Applying oxidizing over nitriding treatment

A spiral fluted tap

designed for tapping

stainless steel is

completed!

Case No.6

Iwantaφ5 × 60゚ × 11 center drill that resists breaking!

Tapping Condition Standard blank

Workpiece MaterialsSS400
MachineNC
HolderDrill chuck
Tapping Speed15m/min
Feed Amount0.08mm/rev
Drilling DirectionBeside
Drilling Depth5.8mm

Large-end diameter φ8.8 ofdrilled hole Shortening the drill length helps with the breakage problem

A modified center drill

with a shortened pilot

drill to prevent breakage

is completed!