▶ Material:stainless steel & carbon steel
▶ Security Level: 
▶ Size: M3-M6
▶ Standard: DIN, ANSI, JIS, BS
▶ Packing：Boxs or pallet or customer request
▶ 
Tri-Lobular Button Machine Screw
▶ Uses a triangle-shaped recess in the screw head
▶ Button head gives a raised finish (screw length excludes head height)
▶ Manufactured in A2 stainless steel or carbon steel
| Size | Driver Size | Head Dia | Head Height |
| M3 | TA18 | 5.5mm | 1.5mm |
| M4 | TA20 | 7.4mm | 2.1mm |
| M5 | TA23 | 9.2mm | 2.7mm |
| M6 | TA27 | 10.4mm | 3.2mm |
