Alvin's most popular series, these budget-priced 12" triangular scales are recommended
for scholastic and vocational use.
made from satin-finished impact plastic with tapered edges and black easy-to-read
printed graduations that won't rub off.
Available in white or eye-saver yellow. Architect, engineer and
mechanical draftsmen graduations. Inch and metric.
All architects scales have the following graduations
:
3/32, 3/16, 1/8, 1/4, 1/2, 1, 3/8, 3/4, 1-1/2, 3" to the foot; one edge
graduated to 16ths.
All engineers scales have the following graduations
unless otherwise noted:
10, 20, 30, 40, 50, 60 parts to the inch.
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12 INCH PLASTIC TRIANGULAR VOCATIONAL ARCHITECT SCALE
$4.50
$3.08
12 INCH PLASTIC TRIANGULAR VOCATIONAL ENGINEER SCALE
240B Bamboo Professional Triangular Scales
Professional quality scales with a bamboo core, white high-impact plastic laminated
faces and tapered edges.
machine engraved divisions and color coded furrows.
Supplied in hard plastic case.
All architects scales have the following graduations
:
3/32, 3/16, 1/8, 1/4, 1/2, 1, 3/8, 3/4, 1-1/2, 3" to the foot; one edge
graduated to 16ths.
All engineers scales have the following graduations
unless otherwise noted:
10, 20, 30, 40, 50, 60 parts to the inch.
Black Plastic Triangular Scales
Professional quality scales made from high-impact plastic with black, non-reflecting
dull-matte faces and tapered edges.
machine-engraved white graduations and color
coded furrows. Supplied in hard plastic case.
All architects scales have the following graduations
:
3/32, 3/16, 1/8, 1/4, 1/2, 1, 3/8, 3/4, 1-1/2, 3" to the foot; one edge
graduated to 16ths.
All engineers scales have the following graduations
unless otherwise noted:
10, 20, 30, 40, 50, 60 parts to the inch.
4in Mini Hardwood Triangular Scales
4 inch professional quality scales with a solid hardwood core, white high-impact
plastic laminated faces and tapered edges.
Machine engraved graduations
and color coded furrows. Supplied in plastic sleeve.
Professional quality metric scales made from high-impact plastic with white, non-reflecting dull-matte faces and tapered edges.
Machine-engraved graduations and color-coded furrows. Supplied in hard plastic case.
740 Pm Series
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30cm Metric Architect Scale
$17.95
$12.57
12 inch Metric Alvin 742 Architect Scale
$17.95
$12.57
12 inch Metric Engineer Scale
$17.95
$12.57
12 inch Alvin 744 drafting Scale
$17.95
$12.57
12 inch Alvin 748 mechanical Scale
$17.95
$12.57
Non-skid Flexible Vocational Stainless Steel Rules
Made of finest quality stainless steel with non-skid STA-PUT backing that won't
slip, on glass or polished surfaces.
Flexible enough to permit measuring curved surfaces. Raised edges eliminate
ink blots and smearing.
Permanent acid etched graduations won't wear off. Graduated to 32nds and 16ths
and metric to permit close work.