Test item 测试名称: Screwdrivers and screwdrivers accessories 螺丝刀和螺丝刀配件
Test info 测试内容:
4. Material
4.1 Screwdriver blades and bits
4.2 Handles
4.2.1 wood (moisture) 
4.2.2 plastics
4.3 Ferrules
4.4 Blade sleeving (use on low d.c. voltage)
4.5 Ratchet screwdriver components
4.6 Spiral ratchet screwdriver component 
4.7 Jeweller’s screwdrivers
5. Heat treatment and hardness
5.1 Blades and bits for slotted head screws
5.2 Blades and bits for cross – recessed head screws
5.3 Ratchet screwdriver and spiral ratchet screwdriver components
6. Assembly
6.1 General
6.2 Screwdrivers for slotted and cross-recessed
   head screws
6.3 Ratchet screwdrivers
6.4 Spiral ratchet screwdrivers 
6.5 Jeweller’s screwdrivers
7 Finish 
7.1 Screwdriver blades and bits for slotted head screws annd recessed head screws
7.2 Handles
7.3 Ratchet sleeves
7.4 Spiral ratchet screwdrives
7.5 Jeweller"s screwdrivers
8 Design and dimensions
8.1 General 
8.2 Screwdriver blades and bits for slotted head screws
8.3 Screwdriver blades and bits for cross-recessed  head screws
8.4 Ratcher screwdrivers
8.5 Spiral ratchet screwdrivers
8.6 Jeweller"s screwdriver blades
9 Marking 
Sample size 送样规格:6pcs
Lead time 测试周期: 常规 Regular 9 working days 
Others 其他信息:
Sample for reference 参考图片:
Responsive image
Sample Report 报告样本:
Responsive imageResponsive imageResponsive imageResponsive imageResponsive imageResponsive image