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5SHEAVES52R
Grooved plastic sheave for light-duty shaft-mounted pulley systems.
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From $0.77 /unit
PROPSET10
Includes durable propellers, varied sizes, STEM-friendly, colorful designs
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From $12 /unit
TNEEDLE
Stainless steel needles with plastic handles for laboratory dissection.
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From $0.35 /unit
PGEART30Y
30 Tooth Transfers rotation between parallel shafts in light-duty gear assemblies.
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From $1.50 /unit
Red Plastic Pulley Sheaves, 52 mm
Grooved plastic sheave for light-duty shaft-mounted pulley systems.
Set of 10 Plastic Propellers
Includes durable propellers, varied sizes, STEM-friendly, colorful designs
Teasing Needle, Bent, Plastic Handle Pack Of 12
Sharp dissection needles with plastic handles, pack of 12.
Teasing Needle, Straight, Plastic Handle
Stainless steel needles with plastic handles for laboratory dissection.
Vernier Caliper, Dual Scale, Made Of Hard Plastic, Wholesale Only
Wholesale plastic caliper with dual scale.
Yellow Plastic Spur Gear (T30), 31.3 mm Diameter
30 Tooth Transfers rotation between parallel shafts in light-duty gear assemblies.