• Air-activated Grabber Hand Warmers
• Portable heat in the palm of your hand!
• keep hands and fingers toasty for over 7 hours
• No shaking or kneading required; just open to start the process
• Non-toxic, environmentally friendly and odorless
• Each pack comes with two hand warmers
Portable heat in the palm of your hand! Air-activated Grabber Hand Warmers keep hands and fingers toasty for over 7 hours. No shaking or kneading required; just open to start the process. Non-toxic, environmentally friendly and odorless. Each pack comes with two hand warmers.
Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 1 ounce, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.
Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 1/2 pound, non-rolling hexagonal mass is made of steel, and feature a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.
Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 1/4 pound, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.
Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 100 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.
Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 1 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.
Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 200 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.
Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 500 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.
Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 50 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.
• 100% acrylic
• Silver reflective stripe for visibility
• Great for under a hard hat or to wear alone
• Hi-Viz lime
• One size fits most
100% acrylic. Silver reflective stripe for visibility. Great for under a hard hat or to wear alone. Hi-Viz lime. One size fits most.
Orange high quality mesh vest features Velcro tab closures and elastic side straps with 2" lime stripes. Vest measures 47" x 18" and one size fits all.
Equilateral. 45mm side. Has one hole for adding fluids to study refraction and dispersion.
Equilateral. 45mm side. Has one hole for adding fluids to study refraction and dispersion.
Adjustable 360 degrees jaw rotation. For attaching up to 1/2" diameter rods. Aluminum muff with steel thumbscrew.
Clamp with Hook can be rotated and locked in any position. Ideal for supporting suspended thermometers, drying tubes, etc. The clamp attaches to rods up to 13mm (1/2") O.D.
For suspending pulleys, balances, etc. from support rods, or cross members.
Plated steel collar clamps feature thumbscrews and hooks for suspending pulleys, balances, etc. from support rods or crossbars. For suspending pulleys, balances, etc. from 3/4 inch support rods, or cross members.
Features flat countersunk bottom, with a double-ended hooked rod through the middle. Can be used on balance pans, as well as hooked in tandem for lever arm studies. Made of polished brass.
1" horseshoe magnet with keeper. Lifts two pounds.
• Instant identification of staff and aides.
• Required in many states for emergency use
• Constructed of nylon reinforced vinyl
• Elastic straps to enable the band to fit most size arm
I.D. arm bands are required in many states for emergency use for instant identification of staff and aides. These arm bands are constructed of nylon reinforced vinyl with elastic straps to enable the band to fit most size arm.
• Instant identification of staff and aides.
• Required in many states for emergency use
• Constructed of nylon reinforced vinyl
• Elastic straps to enable the band to fit most size arm
I.D. arm bands are required in many states for emergency use for instant identification of staff and aides. These arm bands are constructed of nylon reinforced vinyl with elastic straps to enable the band to fit most size arm.
• Instant identification of staff and aides.
• Required in many states for emergency use
• Constructed of nylon reinforced vinyl
• Elastic straps to enable the band to fit most size arm
I.D. arm bands are required in many states for emergency use for instant identification of staff and aides. These arm bands are constructed of nylon reinforced vinyl with elastic straps to enable the band to fit most size arm.
• Instant identification of staff and aides.
• Required in many states for emergency use
• Constructed of nylon reinforced vinyl
• Elastic straps to enable the band to fit most size arm
I.D. arm bands are required in many states for emergency use for instant identification of staff and aides. These arm bands are constructed of nylon reinforced vinyl with elastic straps to enable the band to fit most size arm.
• Instant identification of staff and aides.
• Required in many states for emergency use
• Constructed of nylon reinforced vinyl
• Elastic straps to enable the band to fit most size arm
I.D. arm bands are required in many states for emergency use for instant identification of staff and aides. These arm bands are constructed of nylon reinforced vinyl with elastic straps to enable the band to fit most size arm.
An economy collection of 6 commonly known igneous rocks. Igneous rocks are formed by the cooling of molten rock, either magma or lava. Each generous specimen is 1 1/4" to 1 1/5" and is contained in a resealable zip lock bag with a label. Grades 5-12. Ages 10-18.
• 7.5" x 3.25" insert sign for SS604M and SA150M Sign Vests
• Printed on 110 lb. card stock
• 8 legends available
22 Gauge insulated copper wire. 100 ft. Color: Black
22 Gauge insulated copper wire. 100 ft. Color: Black