乙烯基滾輪軸套（VRPC系列）在運(yùn)輸和存儲(chǔ)期間保護(hù)油和氣鉆頭上的螺紋。 由高硬度乙烯基制成，設(shè)計(jì)提供和干涉配合，并且成角度匹配錐形鉆頭形狀以用于全覆蓋保護(hù)。
1.高硬度乙烯基提供額外的端壁保護(hù)
2.保持螺紋不含污染物
3.經(jīng)濟(jì)保護(hù)
顏色：黑色
材料：乙烯基

Vinyl Roller Pin Covers (VRPC series) protect threads on oil and gas drill bits during shipping and storage.  Made with a high-durometer vinyl, the design provides and interference fit and is angled to match the conical drill bit shape for full coverage protection.

• HIgh durometer vinyl provides extra endwall protection
• Keeps threads free of contaminants
• Economical protection