Counterbores N with a diameter of 50mm and larger are all made with a driving lip. These sizes should be used in the appropriate type M toolholder.

Dimensions (mm) N, NA & W
Counterbores N, and NA with Ø of 50 mm and larger are all made with a driving lip. These sizes should be used in the appropriate type M toolholder
d: 14.0; d1: 6.0; L: 48.0; L1: 28.0.

Designed with spiral flutes and various lengths and forms to give high quality centre holes that suit most applications.

Features and Benefits
• High speed steel construction for increased tool hardness
• Spiral flutes for high quality centre holes

Standards
• Manufactured to BS 328 : Part 2 : 1986
• DIN 333A, ISO 866
• ISO 2540, ISO 2541

Manufactured from hardened and tempered steel, with chrome plated high polish finish. Switchable between forward and reverse coupled with the multi-positional sliding T-bar makes this tap wrench ideal for use in confined spaces.

Features and Benefits
• Manufactured from hardened and tempered steel for durability
• High polish finish and chrome plated
• Switchable between forward and reverse
• Ideal for use in confined spaces

Typical Applications
• Tapping
• Hand tapping

Notes
• Individually boxed

CCMT Turning Inserts

80° Rhombic Insert

Insert Grade QX5020
(ISO P10-P35 M10-M30 K10-K30) CVD Coated. An excellent general purpose grade for medium roughing on Steels, Stainless and Cast Irons.

Chip Breaker: PM. Application: Med Cut.