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(Total 3 Products for Drill Bit Set Holder)
What are the advantages of standard twist drills? (1) There is a spiral groove on the drill bit and it forms a front without grinding; (2）The edge of the drill bit guiding effect is good, the axis is not easy to skew; (3) When cutting, the double-edge is symmetrical, the force is balanced, and it is not easy to...
Cobalt Bit: Classic 5% Cobalt M35 HSS construction, titanium coated for proven performance and durability.
Twist Drill Bit Hardness :5% cobalt bit wall hardness HRC 65-66.
Package AND DIMENSIONS: DRILL bits in 10 plastic bags, DIAMETER 0.64cm, total length 10.16cm, working length 6.99cm.
Professional And DIY use:...
A tap is a standard tool for machining cylindrical and conical internal threads. Tap classification is basically: hand tap, machine tap and so on. Die is a tool for tapping external thread. Distinguish die with appearance, can be divided into: round die, square die, hexagonal die. 7PCS M3 to M12 Metric HSS Black Tap...
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