Your search for "insect pin" revealed the following:

Insect pin No. 3 / Shaft diameter 0.5 mm : Cigar material, Non-scale 030

Insect pin No. 5 / Shaft diameter 0.6 mm : Cigar material, Non-scale 050

Insect pin No.2 / Shaft diameter 0.45mm : Cigar material, Non-scale 020

"Model" Name Plate 2 w/o handle (Small) : Up Far Field Unpainted Kit 1:12 Scale 04016

Insect Gathering : Kobaru Pre-Painted N (1:150) MF-35

Embedded pin with hole 1.2mm : Sakatsu Material Non-scale 6511

Embedded pins without holes 1.2mm : Sakatsu Material Non-scale 6512

Miniature wild boar for gardening diorama : Icom Pre-Painted Non-Scale GM26

Miniature Elephant Tortoise for Horticultural Diorama : Icom Pre-Painted Non-Scale GM29

Miniature Tigers for Gardening Diorama : Icom Pre-Painted Non-Scale GM31

Miniature Hippopotamus for Horticultural Diorama : Icom Pre-Painted Non-Scale GM7

Miniature Kangaroo for Horticultural Diorama : Icom Pre-Painted Non-Scale GM28

Min. recessed pins 0.5mm without hole, black plated: Sakatsuu, detail up, Non-scale 4443

Miniature Ostrich for gardening diorama : Icom Pre-Painted Non-Scale GM30

Very small recessed pins 0.5mm with holes : Sakatsu Detailing Non-scale 4446

Insect-eaten dead leaves set : Reality in scale : Fredericks material, non-scale l3302

Miniature Animals for Horticulture Diorama Set A : Icom Pre-Painted Non-Scale GM1P

Miniature moose for gardening diorama : Icom Pre-Painted Non-Scale GM13

Miniature rhinoceros for horticultural dioramas : Icom Pre-Painted Non-Scale GM9

Miniature Polar Bear for Horticultural Diorama : Icom Pre-Painted Non-Scale GM11