twist drill angle
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Answer / girish
SIR,IT DEPENDS UPEN MATERIAL TO MATERIAL,LIKE
CAST IRON=90-118
CAST STEEL=118
STAIN LESSSTEEL=118-140
Is This Answer Correct ? | 19 Yes | 0 No |
Answer / seshu
=118 standard material
>118 hard material
<118 soft material
45to50 very soft material
Is This Answer Correct ? | 1 Yes | 0 No |
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