Starrett – Exact Plus Aluminum Die-Cast Retractable Utility Knife

Description

The aluminum die-cast safety retractable utility knife is a general purpose cutting tool that works with trapezoidal or hook blades.
The Starrett 78MXTZ-12.5 Mechanical Bore Micrometer has the following specifications:

Range: 10-12.5mm
Graduations: .005mm
Accuracy: .004mm
Measuring Depth: 58mm
EDP: 68147
The 78XT Series Internal Micrometers feature extended travel and fixed measuring anvils so there is not more swapping out anvils. The ground contact points seat the internal micrometer faster and more accurately than the spherical contacts found in other gages. These rugged and accurate internal micrometers are available individually or in economical sets from .080-12″/2-300mm.

The Starrett 78MXTZ-12.5 Mechanical Bore Gage is made up of the following:

Mechanical Bore Gage Readout
Measuring Head: 10-12.5mm
Setting Ring: 12.5mm

Features:
Wide measurement range without changing anvils
Graduations:
2-6mm: .0025mm
6-300mm: .005mm
Tungsten carbide measuring faces on all 3-point heads above 1/2″ (12.5mm)
Ratchet stop ensures consistent measurements
Self-centering contacts for true readings
Blind bore measuring capability above 1/2″ (12.5mm) diameter
Extensions available up to 6″ (150mm) for deep hole measuring
Setting rings included
Depth stop/collar also available for .080″- .250″ (1-6mm) range
Each micrometer bore gage is furnished in a case, complete with setting ring, contacts, wrenches, and instructions.