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TEMPERING SCALE FOR STEEL TOOLS.

DEVISED BY MESSRS. BENJAMIN AND ROSE, UNITED STATES .

Saws for Wood .

I Springs.

Screw Drivers .

K Circular Saws for Metal,

Moulding Cutters )

S Cold Chisels for Wrought Iron

Framing Chisels,.

Firmer Chisels,.BBBWI

Saus for Rone and Tvorv. : iHMlHfiH

S Hack Saw,

B Needles,

Gimlets, l .;

Axes.

Dental & Surgical Instruments,

Augers,.

B Cold Chisels for Cast Iron,

B Cold Chisels for Steel,

Tools,.•

B Edging Cutters,

..

B Drifts,

B Flat Drills for Brass,

B Twist Drills,

.

B Stone Cutting Tools,

Planing & Moulding Cutters,

B Half Round Bits,

Penknives. ' v '. -

B Reamers,

B Punches and Dies,

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B Chasers,

Inserted Saw Teeth. BMBMI

B Taps,

Leather Cutting Dies,..

B Screw Cutting Dies,

Wire Drawing Dies,.

B Boring Cutters,

Bone .

B Milling Cutters,

Wood Engravlng Tools,.

Paper Cutters..

B Planer Tools for Iron,

Ivory Cutting Tools,.

Hammer .

B Planer Tools for Steel,

Steel Engraving Tools,.

B Slight Turning Tools,

B Scrapers for Brass.

BLACKIE & SON, GLASOOW, EDINBURPE & LONDON .