Low Helix Center Drills-Type A 90degrees Left Hand Cut CY2.5Q-L YAMAWA

【Features】
This is a left-handed center hole drill with a weak helical groove A type that can perform positioning and chamfering at the same time for drilling 90° center holes.
Suitable for relatively hard materials because the groove twist is weak.

【Use】
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【Specification】
Cone diameter (mm): 2.5
Shank diameter (mm): 7.7
Total length (mm): 50
Center hole angle (°): 90
Surface treatment: Non-coating
Blade length (mm): 2.5
Blade shape: double-edged

【Specification2】
Blade length (mm): 2.5

【Material/Finish】
High speed tool steel (HSS)

【Set contents/accessories】
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【caution】
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