Stainless Steel Insect Pins Specimen Pins Entomology Pins Dissection and Butterfly Collections Needle for School Lab Entomology Dissection Butterfly Collectors (500 Pieces,Size 2) Size 2 500 Number of Items:500 [DURABLE]: Blades have a black

[DURABLE]: Blades have a black oxide coating for corrosion resistance and a long tool life

Precision ground to close tolerance

Compatible with PLA/PETG/PEEK/ABS and any other filaments

5 Q (L / Min)

The purpose of a secure and reliable fixing of items and fixtures to concrete

Stainless Steel Insect Pins Specimen Pins Entomology Pins Dissection and Butterfly Collections Needle for School Lab Entomology Dissection Butterfly Collectors (500 Pieces,Size 2) Size 2 500 Number of Items:500 [DURABLE]: Blades have a blackStainless Steel Insect Pins Specimen Pins Entomology Pins Dissection and Butterfly Collections Needle for School Lab Entomology Dissection Butterfly Collectors (500 Pieces,Size 2) Read more Almost invisible when using Quality stainless steel material, durable and reusable The head is easy to use Equipped with plastic vials, convenient for your storing Read more Product Features Product size: the length of our stainless steel insect pins is about 40