Inverted cone: 2 (flat head) / 4 (tip) Material: HSS-E Type : Tap DIY Supplies : Metalworking Each tap drill is engraved with its size convenient for you to choose the suitable size with a glance. A tapered end on hex shank can prevent excessive knocks; Back taper exceeds the tap to prevent over-drilling and damage to the thread., Manufacturer: KUARWDVF
Inverted cone: 2 (flat head) / 4 (tip) Material: HSS-E Type : Tap DIY Supplies : Metalworking Each tap drill is engraved with its size convenient for you to choose the suitable size with a glance. A tapered end on hex shank can prevent excessive knocks; Back taper exceeds the tap to prevent over-drilling and damage to the thread., Manufacturer: KUARWDVF
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