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Solid Carbide Drill, Types 501 & 505

®

NC Spot Drill, Right-hand Cutting

Shank forms to DIN 6535 Form HA, cylindrical Design A ll d d
1 1 42 σ Ø d
1 CODE CODE K10 d
2 [h6]l
1 σ 6 B501Z06000 B501Z08000

•

654120°8 B501Z10000

•

858120°10 B501Z12000

•

1066120°12 B501Z16000

•

1273120°16 B501Z20000

•

1682120°20

•

2092120° Ø d
1 K10 d
z [h6]l
1 σ 6 B505Z06000 B505Z08000

•

65490°8 B505Z10000

•

85890°10 B505Z12000

•

106690°12 B505Z16000

•

127390°16 B505Z20000

•

168290°20

•

209290°

Use of the NC spot drill

120 ° 118 °

Centering for drilling using HSS drill (noseangle 118°) and simultaneous chamfering using NC spot drill (nose angle 120°).Chamfering a bore pre-drilled using a SE-DRILL if problematic edges mean that the drilling and chamfering tool cannot be used. Advantages of the NC spot drill More stable than normal centre drills.Easy spot drilling on inclined surfaces.Optimum countersunk surface. Can be used as a centre and chamfer tool for tapped drill holes.

Order example: (Ø 6,0 mm, cyl. shank without clamping surface, uncoated carbide)TypeØcutting material B501 Z 06000 K10 Note Shank form

Die and Mould - 7354 B

32

Intermediate dimensions and HM grade P40 on request