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Weights & Measures
Precision Weight Sets
chrome plated
P52632		 brass
P52633

These weight sets are extremely accurate. Excellent for precision calibration and weighing.
Catalog#  Description  
P52632 12pc. set, chrome plated, w/tweezers
  and case. 1-500g, 2-200g, 1-100g,
  1-50g, 2-20g, 1-10g, 1-5g, 2-2g, 1-1g.
   
P52633 8 pc. brass.
  1-50g, 1-20g, 1-10g, 2-5g, 2-2g, 1-1g.

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Mass Sets
aluminum hooked mass set
P52640		 steel hexagonal mass set
P52641

These mass sets are commonly used in elementary through high schools.
Catalog#  Description  Specifications  
P52640 Hooked Mass Set, Aluminum, Set of 6 100g, 50g, 40g, 30g, 20g, 10g
  in Wooden Base  
P52641 Hexagonal Mass Set, 1-1000g, 1-500g,
  Steel, Set of 7 1-200g, 2-100g, 2-50g

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Weight Sets
color coded
P52651A		 color coded
P52651B

These color coded stacking masses help children see mass relationships at a glance. Each color represents a different thickness and mass. Mass amount is stamped on the top of each weight.
Catalog#  Description  
P52651A 35 piece set (20-5g blue), (10-10g green), (5-20g yellow)
P52651B 54 piece set (20-1g red), (20-5g blue), (10-10g green), (4-20g yellow)

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slotted weight set, brass
P52611		 8 slotted weights
P52612
12 slotted weights
P52613		 hooked weight set
P52631
Catalog#  Description  Specifications  
P52621 Weight hanger 50g, aluminum
P52621B Weight hanger 50g, brass
     
P52611 Slotted Weight Set 1-50g, 9-20g,
  w/case and hanger, 1-10g, 2-5g
  brass  
     
P52612 Deluxe slotted weight 1-500g, 2-200g,
  set of 8 1-100g, 1-50g,
    2-20g, 1-10g
     
P52613 Deluxe slotted weight 1-500g, 2-200g,
  set of 12 1-100g, 1-50g,
    2-20g, 1-10g, 1-5g,
    2-2g, 1-1g.
     
P52631 Hooked Weight Set 1-1000g, 1-500g,
    2-200g, 1-100g,
    1-50g, 2-20g,
    1-10g

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Replacement Weights
hooked weights slotted weights
Catalog#  Description     Material  Spec.  
P52612-1 Slotted Weight Aluminum 1g
P52612-2 Slotted Weight Aluminum 2g
P52612-5 Slotted Weight Aluminum 5g
P52612-10 Slotted Weight Brass 10g
P52612-20 Slotted Weight Brass 20g
P52612-50 Slotted Weight Brass 50g
P52612-100 Slotted Weight Brass 100g
P52612-500 Slotted Weight Brass 500g
       
P52631-10 Hooked Weight Brass 10g
P52631-20 Hooked Weight Brass 20g
P52631-50 Hooked Weight Brass 50g
P52631-100 Hooked Weight Brass 100g
P52631-200 Hooked Weight Brass 200g
P52631-500 Hooked Weight Steel 500g
P52631-1000 Hooked Weight Steel 1000g

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Stopwatches

These stopwatches are top-quality, precision, single action stopwatches. They feature a stainless steel winding spring and 13 jewel movement. Each unit is housed in a felt lined wood storage case.

 steel mass set
Catalog#  Full Scale  Reading Division  Range  
P61201 60 seconds 0.2 seconds 30 minutes
P61200 30 seconds 0.1 seconds 15 minutes


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digital, multi-feature
P61222
Electronic alarm stopwatch features hour, minute, seconds display, calendar display, 24 hour stopwatch, alarm, hourly chime, 12 or 24 hour mode option, 1/100 second chronograph, split time and total time. Lightweight and easy to operate. Comes complete with battery and carrying cord.
Catalog#  Description  
P61222 Digital Stopwatch

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Stopclock

This durable, easy-to-use spring-wound stop clock is ideal for student labs and classroom demonstrations. It has a 60 minute capacity and 1 second interval. One full windup will last 12 hours. Luminous hands and minute markers allow reading in the dark. Color-coded buttons make operation simple: green to start and red to stop. 5X5X2”. 12oz.

 60 min. capacity
P61210
Catalog#  Description  
P61210 30 minutes


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Rulers
12in. w/metal edge
P60115
12in. clear plastic
P60003

12” wood ruler double bevel with pencil grove; scaled in 1/16” increments on one bevel and mm on the opposite bevel. Wood ruler has a single metal edge on one side.
Clear plastic 12” ruler is also available featuring English on one side and metric on the other.

Catalog#  Description  
P60115 12" (30.5cm) Wood Ruler w/ metal edge
P60003 12" (30.5cm) Clear Plastic Ruler

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Tape Measure
3-meter
P61001
Versatile 3 meter tape measure is perfect for a wide variety of applications. The bright yellow steel tape retracts with a simple push of a button. It also features a high impact plastic case with a belt clip and loop handle. The tape is marked in both English and metric.
Catalog#  Description  
P61001 3 meter tape measure

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Precision Measuring Set

This measuring set contains four high quality measuring instruments- a 0-25 x 0.01mm micrometer caliper, a 90° knife edge square, a 150 x 0.05mm vernier caliper, and a 150mm steel ruler. All of these are housed in a sturdy plastic storage case.

sturdy storage case
P61003
Catalog#  Description  
P61003 Precision measuring set

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Precision Calipers

P61006

These precision vernier calipers are made of hardened steel with large, easy to read dials. These calipers feature a thumb roller and locking lever for accuracy and smoothness. These are available in either English or metric.
Catalog#  Type  Range  
P61004 Metric 150 x 0.02mm
P61005 English 6" x .01"
P61006 Micrometer   0-25mm x 0.01mm

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