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442-DREMEL Carbon Steel Brushes
442-DREMEL Carbon Steel Brushes (2 Pack)
US$13.97
Versatile brush for removing rust and corrosion, polish metal surfaces. Deburr and blend surface junctures, clean electrical components.
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403-DREMEL Nylon Bristle Brush
403-DREMEL Nylon Bristle Brush
US$6.99
Use for light deburring, cleaning and polishing of silverware, jewelry and other precious metals. Can be used with polishing compound.
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404-DREMEL Nylon Bristle Brush
404-DREMEL Nylon Bristle Brush
US$6.99
Use for light deburring, cleaning and polishing of silverware, jewelry and other precious metals. Can be used with polishing compound.
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12-520 Aluminum Trays - 8” x 8” x 1-3/4” Pkg of 2
12-520 Aluminum Trays - 8” x 8” x 1-3/4” Pkg of 2
US$6.93
8” x 8” x 1-3/4” aluminum trays for use with negative method developing chemicals.
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70-4 Newton's Spring Scale 5N x 0.2N
70-4 Newton's Spring Scale 5N x 0.2N
US$7.27
This Newton's Spring Scale can measure weight up to 5 Newtons and can withstand rough classroom use. Designed to last through rugged use. Made from anodized metal richly plated, high impact polystyrene body, with zero adjustment.
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PH1301 Worcester Circuit Board Kit
PH1301 Worcester Circuit Board Kit
US$192.92

The Worcester Circuit Board Kit contains all the components necessary to quickly construct a variety of circuits. This Worcester Board provides the basis for clear layouts of electrical circuits and reduces the number of connecting leads required. The main component is a base board fitted with cell holders and terminal posts. 

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COM-10234 Piezo Igniter
COM-10234 Piezo Igniter
US$16.73
With a large red button, easy mounting, and a long detachable ignition cable, this would be a perfect fit for your next spud cannon, rocket launcher, or flamethrower. The igniter itself is about 3.5" long, with a 0.65" diameter barrel (for mounting). The cable is just over 2 feet in length.
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P-160-14 Weights Slotted Brass 1 gm
P-160-14 Weights Slotted Brass 1 gm
US$2.10
Slotted Weight 1 gm Made from Brass. Polished. The design of the slots ensures that the weights may be easily removed and replaced but will not fall off accidentally. All the weights have the same size of the slot.
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P-160-16 Weights Slotted Brass 2 gm
P-160-16 Weights Slotted Brass 2 gm
US$2.44
Slotted Weight 2 gm Made from Brass. Polished. The design of the slots ensures that the weights may be easily removed and replaced but will not fall off accidentally. All the weights have the same size of the slot.
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P-152-4 Hanger For Slotted Weight 100gm Steel N.P.
P-152-4 Hanger For Slotted Weight 100gm Steel N.P.
US$8.18
Hanger for Slotted Weights 100 gm Steel N.P. For slotted weights catalog #75-1 through #75-10 and General Lab Use.
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P-150-10 Slotted Weights 100gm Steel N.P.
P-150-10 Slotted Weights 100gm Steel N.P.
US$6.83
The design of the slots ensures that the weights may be easily removed and replaced but will not fall off accidentally. All the weights have the same size of the slot. Buy individually and you can make your sets, as you want.
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P-3006-12 Pith Balls Assorted Colors With Strings
P-3006-12 Pith Balls Assorted Colors With Strings
US$6.36
Pith Balls Assorted colors with String, 6 per bag.
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P-3006-6 Pith Balls Aluminun Paint
P-3006-6 Pith Balls Aluminun Paint
US$5.45
Pith Balls Aluminum paint, 6 per bag.
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P-1752 Demonstration Four Stroke Diesel Engine
P-1752 Demonstration Four Stroke Diesel Engine
US$241.42
The model represents the internal structure and the operating principle. The internal surfaces finished in different colors to indicate air, fuel and gas mixture, and exhaust gas contents. With cam operated jerk pump and manually operated air inlet diaphragm injection nozzle and starting valve. The firing point of the engine is shown by a 3-volt bulb which glows at the correct point in the cycle by means of an electrical contact system in the model. The model is cast alloy construction, mounted on a strong base. 16" x 7" x 6". 
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P-2228-100 Light Ray Box
P-2228-100 Light Ray Box
US$136.45
To study color mixing and behavior of light with lenses and refraction blocks (not supplied), where parallel ray of lights are required. Has a built-in lens to produce parallel rays of light. Strong Plastic Construction, with finned sides for heat dissipation. Comes complete with 3 filters red, blue and green, 3 slit plates with one, two, three and four slits.
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