ดอกเจาะสว่านนำศูนย์ 5นิ้ว เครื่องมืองานกลึง

Features: *100% brand new and high quality *Simple and accurate to use *Knurled handle prevents slipping *Gives precise starting point on steel and other solid materials *Allows you to easily mark work using one hand prior to drilling which will prevent the drill from slipping *Automatic spring loads then releases at top of cycle with force to create centre punch(No Hammer Needed) *Spring pressure can be adjusted by simply rotating the knurled top of the punch *Automatic design cleanly and accurately punches steel wood and plastic Specifications: * Material:HSS * Color:Gold(As Pictures Show) * Hardness:HRC58°~ 65° * Diameter:12.7mm * Length:130mm Package Contents: 1 * automatic centre punch(other accessories are not included) Note: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.Please allow 1-3mm differences due to manual measurement,thank you.